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kinesiology 4

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Question
Answer
The Glenohumeral joint is triaxial... T or F   T  
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This joint has a lot of mobility, but is relatively unstable   Glenohumeral Joint  
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The shoulder can be broken down into 4 component parts or joints. S, A, G, S   1. Sternoclavicular (SC) Joint, 2. Acromioclavicular (AC)Joint, 3. Glenohumeral Joint, 4. Scapulothoracic Articulation.  
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Provides the shoulder girdle with its only direct attachment to the trunk   Sternoclavicular joint  
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Plane‐shaped synovial joint with an articular disk   sternoclavicular joint  
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Motions occur in three planes and accompany the motions of the shoulder girdle   sternoclavicular joint  
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Connects the acromion process of the scapula with the lateral end of the clavicle   Acromioclavicular Joint  
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It is a plane shaped synovial joint with three planes of motion   Acromioclavicular joint, Motions are minimal but important to normal shoulder motion  
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Provides stability and allows the scapula to be suspended by the clavicle   Coracoclavicular Ligament  
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Forms a protective arch over the head of the humerus, provides support to the head when an upward force is transmitted along the humerus   Coracoacromial ligament  
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The scapula glides on the thorax and is attached to the thorax both by muscles, and through the clavicle to the sternum   Scapulothoracic joint  
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Shoulder Girdle Motions (7)   Protraction/Retraction, Elevation/Depression, Upward Rotation, Downward Rotation, Scapular Tilt  
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Glenohumeral motions MUST be accompanied by   Scapular Motions  
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When there is flexion or abduction of the glenohumeral joint There must also be?   upward rotation of the scapula  
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•Occurs when shoulder goes into hyperextension   Scapular Tilt , Superior end of the scapula tilts anteriorly and the inferior end tilts posterior  
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Glenohumeral Joint Companion Motions When there is extension or   adduction of the shoulder joint The scapula returns to anatomical position (rotates downward)  
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What is the orgin of the Upper Trapezius   Occipital Bone, nuchal ligament  
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What is the insertion of the Upper Trapezius   Outer third of clavicle, acromion process  
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What is the action of the Upper Trapezius   Scapular Elevation & Upward Rotation  
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What is the nerve of the Upper Trapezius   Spinal Accessory N. (CN XI)  
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What is the orgin of the Middle Trapezius   Spinous Processes of C7‐T3  
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What is the insertion of the Middle Trapezius   Scapular Spine  
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What is the action of the Middle Trapezius   Scapular Retraction  
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What is the nerve of the Middle Trapezius   Spinal Accessory N.(CN XI)  
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What is the orgin of the Lower Trapezius   Spinous processes of middle & lower thoracic vertebrae  
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What is the insertion of the Lower Trapezius   Base of scapular spine  
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What is the action of the Lower Trapezius   Scapular depression & upward rotation  
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What is the nerve of the Lower Trapezius   Spinal Accessory N. (CN XI)  
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What is the orgin of the Levator Scapula Muscle   Transverse processes of C1‐C4  
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What is the insertion of the Levator Scapula Muscle   Vertebral border of scapula between the superior angle and spine  
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What is the action of the Levator Scapula Muscle   Scapular elevation and downward rotation  
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What is the nerve of the Levator Scapula Muscle   3rd and 4th cervical nerves and Dorsal Scapular Nerve (C5)  
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What is the orgin of the Rhomboid Major & Rhomboid Minor   Spinous processes of C7‐T5  
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What is the insertion of the Rhomboid Major & Rhomboid Minor   Vertebral border of scapula between the spine and inferior angle  
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What is the action of the Rhomboid Major & Rhomboid Minor   Scapular retraction, elevation, and downward rotation  
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What is the nerve of the Rhomboid Major & Rhomboid Minor   Dorsal Scapular Nerve (C5)  
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What is the orgin of the Serratus Anterior   Lateral surface of the upper eight ribs  
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What is the insertion of the Serratus Anterior   Vertebral border of the scapula, anterior surface  
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What is the action of the Serratus Anterior   Scapular protraction and upward rotation  
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What is the nerve of the Serratus Anterior   Long thoracic nerve (C5, C6, C7)  
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What is the orgin of the Pectoralis Minor Muscle   Anterior surface, 3rd‐5th ribs  
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What is the insertion of the Pectoralis Minor Muscle   Coracoid process of the scapula  
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What is the action of the Pectoralis Minor Muscle   Scapular depression, protraction, downward rotation, tilt  
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What is the nerve of the Pectoralis Minor Muscle   Medial pectoral nerve (C8, T1)  
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Scapulothoracic Rhythm; The first 30° of humeral elevation is at the what joint   glenohumeral joint  
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For every 2° of shoulder elevation, the scapula must upwardly rotate   1°  
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5 Muscles are primarily responsible for moving the scapula   Trapezius Levator, Scapula, Rhomboids, Serratus Anterior, Pectoralis Minor  
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muscles pulling in different directions to accomplish the same Motion   Force Couple  
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Prime Movers for Upward Rotation   Upper and lower trapezius, serratus anterior  
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Prime movers for Downward Rotation   Rhomboids, levator scapula, pectoralis minor  
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Prime movers for Scapular Tilt   Pectoralis Minor  
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If the insertion of the muscle is stabilized, the origin will move toward the insertion   Reversal of Muscle Action  
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One of the most mobile and least stable joints in the body   glenohumeral joint  
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Glenoid Fossa is positioned in an anterior, lateral, and upward direction   glenohumeral joint  
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Attaches around the rim of the glenoid fossa of the scapula and the anatomical neck of the humerus   shoulder Joint Capsule  
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A ring of fibro cartilage that surrounds the rim of the glenoid fossa; Its function is to deepen the articular cavity   Glenoid Labrum  
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What is the orgin of the Anterior Deltoid   Lateral third of the clavicle  
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What is the insertion of the Anterior Deltoid   Deltoid Tuberosity  
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What is the action of the Anterior Deltoid   Shoulder abduction, flexion, internal rotation, and horizontal adduction  
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What is the nerve of the Anterior Deltoid   Axillary nerve (C5, C6)  
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What is the orgin of the Middle Deltoid   Acromion Process  
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What is the insertion of theMiddle Deltoid   Deltoid Tuberosity  
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What is the action of the Middle Deltoid   Shoulder abduction  
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What is the nerve of the Middle Deltoid   Axillary nerve (C5, C6)  
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What is the orgin of the Posterior Deltoid   Spine of the Scapula  
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What is the insertion of thePosterior Deltoid   Deltoid Tuberosity  
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What is the action of the Posterior Deltoid   Shoulder abduction, Extension, external rotation, horizontal abduction  
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What is the nerve of the Posterior Deltoid   Axillary nerve (C5, C6  
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Separated into clavicular & sternal Portions   Pectoralis Major  
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Clavicular Portion   O: Medial Lip of the clavicle I: Lateral lip of the bicipital groove of the humerus A: Shoulder Flexion: First 60  
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• Sternal Portion   O: Sternum, Costal Cartilage of first six Ribs I: Lateral lip of the bicipital groove of the humerus, A: Shoulder Extension – first 60 (from180 ‐120 )  
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• Clavicular & Sternal Portions   A: Shoulder adduction, internal rotation, horizontal adduction N: Lateral and Medial Pectoral nerves (C5,6,7,8,T1)  
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What is the orgin of the Latissimus Dorsi   Spinous processes of T7‐ L5 (via dorsolumbar fascia), posterior surface of sacarum, iliac crest, and lower three ribs  
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What is the insertion of theLatissimus Dorsi   Medial lip of the bicipital groove of the humerus  
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What is the action of the Latissimus Dorsi   Shoulder Extension, adduction, internal rotation  
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What is the nerve of the Latissimus Dorsi   Thoracodorsal N (C6‐8)  
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What is the orgin of the Teres Major   Axillary border of the scapula near the inferior angle  
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What is the insertion of theTeres Major   Crest below the lesser tubercle next to the latissimus dorsi attachment  
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What is the action of the Teres Major   Shoulder extension, adduction, and internal rotation  
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What is the nerve of the Teres Major   Subscapular nerve (C5,6)  
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What is the orgin of the Supraspinatus   Supraspinous fossa of the scapula  
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What is the insertion of the Supraspinatus   Greater tubercle of the humerus  
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What is the action of the Supraspinatus   Shoulder Abduction  
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What is the nerve of the Supraspinatus   Suprascapular nerve (C5,C6)  
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What is the orgin of the Infraspinatus   Infraspinous fossa of the scapula  
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What is the insertion of theInfraspinatus   Greater tubercle of humerus  
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What is the action of the Infraspinatus   Shoulder external rotation, horizontal abduction  
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What is the nerve of the Infraspinatus   Suprascapular nerve (C5, 6)  
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What is the orgin of the Teres Minor   Axillary border of the scapula  
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What is the insertion of the Teres Minor   Greater tubercle of the humerus  
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What is the action of the Teres Minor   Shoulder external rotation, horizontal abduction  
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What is the nerve of the Teres Minor   Axillary nerve (C5,6)  
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What is the orgin of the Subscapularis   Subscapular fossa of the scapula  
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What is the insertion of the Subscapularis   Lesser tubercle of the humerus  
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What is the action of the Subscapularis internal   Shoulder internal rotation  
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What is the nerve of the Subscapularis, 56   Subscapular nerve (C5,6)  
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What is the orgin of the "Coraco"brachialis   Coracoid process of the scapula  
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What is the insertion of the Coracobrachialis, M-ofthe h |.|   Medial surface of the humerus near the midpoint  
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What is the action of the Coracobrachialis   Stabilizes the shoulder joint  
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What is the nerve of the Coracobrachialis, simons   Musculocutaneous nerve (C6,7)  
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Uniaxial hinge joint   elbow joint  
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Medial humeral epicondyle to medial coronoid process & olecranon process   Medial collateral ligament  
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"Lateral" humeral epi"co"ndyle to lateral ulna and annular ligament   Lateral collateral ligament  
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Head of radius "p"ivots within the "radial" notch of the ulna is what joint   Proximal radioulnar joint  
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Ulnar notch of the "radi"us rotates around the head of the ulna what joint? DRJ   Distal radioulnar joint  
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Allow Pronation and Supination of the forearm, ==0==bk4th Joint   Uniaxial pivot Joint  
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Helps hold together radioulnar joints,~~~   Interosseous membrane  
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Angle formed by the humerus and forearm in anatomical position, 5 degrees in men 10‐15 degrees in women   Carrying Angle  
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The orgin of the Brachialis D-1/2-H >-   Distal half of humerus, anterior surface  
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The insertion of the Brachialis, Core----ut   Coronoid process and ulnar tuberosity  
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The action of the Brachialis   Elbow Flexion  
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The nerve of the Brachialis   Musculocutaneous nerve (C5,6)  
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The orgin of the Biceps Brachii Long: SGT-s Short: (000)-----   Long head – supraglenoid tubercle of scapula; Short head – coracoid process  
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The insertion of the biceps bRachii   Radial tuberosity of radius  
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The action of the Biceps Brachii   Elbow flexion, forearm supination  
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The nerve of the Biceps Brachii M56   Musculocutaneous nerve (C5, C6)  
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The orgin of the Brachioradialis, [^condylar--h   Lateral supracondylar ridge of humerus  
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The in"Ser`Tion of the Brachio"radialis,---   Styloid process of the radius  
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The action of the Brachioradialis   Elbow Flexion  
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The nerve of the Brachio"radial"is 56   Radial Nerve (C5, C6)  
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The orgin of the Triceps brachii long head: IFG-T-S lateral head:   Long head – infraglenoid tubercle of scapula – Lateral head – posterior humerus inferior to greater tubercle – Medial head – Posterior surface of humerus  
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The insertion for the Triceps brachii/pew   Olecranon process of ulna  
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The action of the Triceps brachii, )(   Elbow extension  
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The nerve of the 7riceps bR8chii   Radial Nerve (C7, C8)  
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The orgin of the Anconeus/side/upper/circle/arm)   Lateral epicondyle of humerus  
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The insertion of the Anconeus/pew   olecranon process of ulna  
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The action of the Anconeus, not optimus, hELps   Not a prime mover, assists with elbow extension  
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The nerve of the Anconeus R78   Radial Nerve (C7, C8)  
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The orgin of the Pronator ,[eh] C000D----U   Medial epicondyle of humerus and coronoid process of ulna  
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The insertion of the Pronator teres [aspectR[].   Lateral aspect of radius at its midpoint  
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The action of the Pronator (teres )   forearm pronation, assists with elbow flexion  
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The nerve of the Pronator teres, |67   Median nerve (C6, C7)  
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The orgin of the Pronator quaD#r#atUs   Distal one‐fourth of ulna  
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The insertion of the Pronator qua"d"#r#atus   Distal one‐fourth of radius  
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The action of the Pronator quadratus   forearm pronatioin  
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The nerve of the Pron\ator qu8dra1us,   Median nerve (C8, T1)  
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The orgin of the Supinator,[\u   lateral epicondyle of humerus and adjacent ulna  
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The insertion of the Supinator,>pr   anterior surface of the proximal radius  
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The action of the Supinator   Forearm supination  
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The nerve of the Supinator, Showtime   Radial Nerve (C6)  
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Ulna slides posterior to distal end of humerus   Elbow Dislocation  
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One of the most common ("^0=0")fractures in children Caused by fall on outstretched hand   Supracondylar fractures  
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One of the most complex joint of the body   the wrist  
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The wrist has 2 joints,Ron[]car   radiocarpal joint and the midcarpal joints  
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Distal end of "radi"us and radionulnar disk proximally and the scaphoid, lunate and triquetrum distally (biaxial joint)   radiocarpal joint  
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Palmar fascia covers and protects   tendons of the hand  
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"Anterior" => Muscles of the wrist all attach on the   medial epicondyle of humerus  
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"Pos"ter"ior" muscles of the wrist all attach on the   lateral epicondyle of the humerus  
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What is the orgin of the (Flexor) carpi ulnaris   Medial epicondyle of humerus  
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What is the insertion of the Flexor carpi ulnaris, .&_5   pisiform and base of 5th metacarpal  
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What is the action of the "Flex"or carpi "ulnaris =>   wrist flexion, ulnar deviation  
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What is the nerve of the Flexor c8rp1 "ulnaris,   ulnar Nerve C8, T1  
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What is the orgin of the (flexor) carpi radialis   medial epicondyle of humerus  
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What is the insertion of the flexor carpi radialis,_2n3   base of the 2nd and 3rd metacarpal  
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What is the action of the "flex"or carpi "radial"is   wrist flexion, radial deviation  
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What is the nerve of the (flexor) carpi radialis, simons   Median Nerve C6, C7  
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What is the orgin of the palmaris] longus   Medial epicondyle of humerus  
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What is the insertion of the "palmar"is longus   palmar fascia  
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What is the action of the "palm"aris "long"us, helps   Assist in wrist flexion  
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What is the nerve of the palMaris longus,ryan   Median Nerve C6, C7  
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What is the orgin of the Extensor carpi radialis "L"ongus   lateral epicondyle of humerus  
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What is the insertion of the Extensor carpi radialis longus, _2   base of 2nd metacarpal  
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What is the action of the "Ex"tensor carpi "rad"ialis longus   wrist extension, radial deviation  
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What is the nerve of the Extensor carpi Radialis longus, simons   Radial Nerve C6,C7  
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What is the orgin of the [Extensor carpi radialis brevis   lateral epicondyle of humerus  
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What is the insertion of the Extensor carpi radialis brevis, _3   base of 3rd metacarpal  
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What is the action of the "Ext"ensor carpi radialis brevis   wrist extension  
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What is the nerve of the Extensor carpi radialis bRevis,67   radial nerve C6, C7  
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What is the orgin of the [Extensor Carpi Ulnaris   lateral epicondyle  
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What is the insertion of the Extensor Carpi Ulnaris,_5   base of 5th metacarpal  
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What is the action of the Extensor Carpi Ulnaris ->   wrist extension, ulnar deviation  
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What is the nerve of the Extensor" Carpi Ulnaris,678   radial Nerve C6, C7, C8  
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It is the key point of function for the upper extremity   the hand  
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Main purpose of other joints of the U/E is to place the hand in various positions   the hand  
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Saddle joint, trapezium bone artiCulating with the thuMb metaCarpal   CMC Joint  
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Nonaxial plane synovial joints   cmc  
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More stability than mobility   cmc  
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5th cmc is most ?   mobile of the fingers  
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Uniaxial (flexion/extension)   Thumb MCP  
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"Bi""axial" (M)condyloid joints   Finger 2-5 MCP  
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Uniaxial hinge joints   IP  
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Distal, fingers 2-5   DIP  
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Proximal, fingers 2-5   PIP  
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"Fibrous band that spans the wrist on the anterior surface of the wRist   flexor retinaculum  
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main function is to hold the "Flexor tendons close to the wrist, preventing tendons from pulling away from the wRist   Flexor retinaculum  
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attaches =to= pisiform & hook of the hamate on the medial side and to the scaphoid and the trapezium   transverse carpal ligament  
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Arches of the carpal bones forming a 0=TunneL=0 through which the median nerve and 9 flexor tendons of the fingers & thumb pass   Transverse carpal ligament  
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Fibrous band travErsing the wRist on the posterior side   extensor Retinaculum  
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Holds the (extensor) tendons close to the wRist, especially during wrist extension,   Extensor Retinaculum  
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Small, Trianglular shaped flat aponeurosis covering of the dorsum and sides of the proximal phalanx of the fingers, AKA (extensor) --hood--L   Extensor Expansion Ligament  
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Formed by Proximal end of the metaCarpals and the carpal bones, maintained by the flexor retinaculum   proximal Carpal Arch  
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FormeD by the metaCarpal heads   distal carpal Arch  
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PerpendicuLar to the other 2 arches, this one begins at the wrist and runs the length of the metacarpal and phalanges for each digit.   longitudinal arch  
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These muscles cross the wrist and hand   extrensic  
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These muscles do not cross the wrist   intrinsic  
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What is the orgin of the Flexor Digitoru(m) sup(e)rfi(c)ialis, &r   Medial epicondyle of humerus, coronoid process, and radius  
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What is the insertion of the Flexor Digitorum superficialis [-]p4   middle phalanx of the 4 fingers  
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What is the action of the Flexor Digitoru(m) su(p)erficialis,   flexion MCP and PIP joints  
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What is the nerve of the Flexor Digitoru(m) superficialis,781   Median Nerve C7 C8 T1  
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What is the orgin of the Flexor Digitorum Profundus,^^^/^^^^u   upper 3/4ths of the ulna  
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What is the insertion of the Flexor (D)igitorum (P)rofundus, 4f   distal phalalnx of the 4 fingers  
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What is the action of the Flexor Digitorum (Pro)fundus   flexion all 3 joints of the fingers  
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What is the nerve of the Flexor Digitoru(m) Prof(u)ndus,81   median nerve and ulnar nerves C8, T1  
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What is the orgin of the [Extensor digitorum   lateral epicondyle of the humerus  
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What is the insertion of the Extensor_(d)igitorum,p 2-5   base of the distal phalanx fingers 2-5  
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What is the action of the Ex(t)ensor digitorum   extends all 3 joints of the fingers  
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What is the nerve of the Extenso(r)digitorum,678   radial nerve C6, C7, C8  
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What is the orgin of the Extensor in(d)icis m(u)scle   Distal ulna  
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What is the insertion of the Extensor_indicis(d)p2) muscle   base of the distal phalanx of the second finger  
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What is the action of the Extensor 1nd2c3s muscle   Extends all 3 joints of the second finger  
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What is the nerve of the Extensor indicis muscle, r678   Radial nerve C6, C7, C8  
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What is the orgin of the Extensor digiti minimi, [()h   Lateral epicondyle of the humerus  
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What is the insertion of the Extensor digiti minimi,_dp   base of the distal phalanx of the 5th finger  
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What is the action of the Extensor digiti minimi, 3   extends all 3 joints of the 5th finger  
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What is the nerve of the Extensor digiti minimi,r678   Radial nerve C6, C7, C8  
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What is the orgin of the Flexor pollicis longus, r>   radius, Anterior surface  
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What is the insertion of the Flexor pollicis longus, dp   Distal Phalanx of the thumb  
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What is the action of the Flexor pollicis longus, 3   flexes all 3 joints of the thumb  
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What is the nerve of the Flexor pollicis longus, m81   median Nerve C8,T1  
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What is the orgin of the abductor pollicis longus,   Posterior radius  
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What is the insertion of the abductor pollicis longus,_1m   base of the 1st metacarpal  
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What is the action of the abductor pollicis longus   abducts thumb  
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What is the nerve of the abductor pollicis longus r67   radial nerve C6, C7  
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What is the orgin of the Extensor Pollicis Brevis, pdu   posterior distal radius  
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What is the insertion of the Extensor Pollicis Brevis,_pp   base of proximal phalanx of thumb  
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What is the action of the Extensor Pollicis Brevis, Ecm   extends CMC and MCP joints of thumb  
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What is the nerve of the Extensor Pollicis Brevis R67   radial nerve C6, C7  
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What is the orgin of the Extensor pollicis lungus, {m}   middle posterior ulna and interosseous membrane  
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What is the insertion of the Extensor pollicis lungus, _dp   base of distal phalanx of the thumb  
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What is the action of the Extensor pollicis lungus, 3   extends all 3 joints of thumb  
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What is the nerve of the Extensor pollicis lungus, r678   radial nerve C6, C7, C8  
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What is the orgin of the Flexor pollicis brevis, ^fr   trapezium and flexor retinaculum  
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What is the insertion of the Flexor pollicis brevis,pp   Proximal phalanx  
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What is the action of the Flexor pollicis brevis cm   flexes the CMC and MCP joints of thumb  
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What is the nerve of the Flexor pollicis brevis m67   median Nerve C6, C7  
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What is the orgin of the Abductor Pollicis brevis, #^fr   scaphoid, trapezium, and flexor retinaculum  
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What is the insertion of the Abductor Pollicis brevis,pp   proximal phalanx  
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What is the action of the Abductor Pollicis brevis   Abducts the thumb  
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What is the nerve of the Abductor Pollicis brevis,m67   median nerve C6, C7  
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What is the orgin of the Flexor Digiti Minimi, drink n fr   hamate and flexor retinaculum  
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What is the insertion of the Flexor Digiti Minimi, _pp5   base of proximal phalanx of the 5th finger  
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What is the action of the Flexor Digiti Minimi, cm5   flexes cmc and mcp joints of the 5th finger  
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What is the nerve of the Flexor Digiti Minimi, u81   ulnar nerve C8, T1  
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What is the Action of the opponens pollicis   opposes the thumb  
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What is the Action of the adductor pollicis   adducts thumb  
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What is the Action of the Adductor digiti minimi,m5   Adducts the MCP joint of the 5th finger  
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What is the Action of the opponens digiti minimi o5   opposes the 5th finger  
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What is the Action of the dorsal Interossei, V   abducts fingers  
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What is the Action of the palmar interossei, o5m   opposes the 5th finger at MCP joint  
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What is the Action of the lumricals,Fm, Ep&d   flex the mcp joint while extending the PIP and DIP joints  
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Created by: spo444
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