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Anatomical Kines

Anatomical Kinesiology Upper Extremities

QuestionAnswer
What are the muscles primarily involved in shoulder gridle movements? Trap, Rhomboid, Levator Scapula, Serratus Anterior, Pec Minor
What are the muscles located anteriorly in the shoulder girdle? Pec min, subclavius
What are the muscles located posteriorly and laterally in the shoulder girdle? Serratus anterior
What are the muscles located posteriorly in the shoulder girdle? Trap, Rhomboid, Levator Scapula
What are the actions of the trap upper fibers? Elevation and extension of the head
What are the actions of the trap middle fibers? Elevation, adduction and upper rotation
What are the actions of the trap lower fibers? Adduction, depression and upper rotation
Where is the origin of the trap? Base of the skull, occipital protuberance, posterior ligament of the neck, spinal process of the cervical (C7) and all thoracic vertebra
Where is the insertion of the trap? Posterior aspect if the lateral 3rd of the clavicle and medial border of the acromion process
What are the actions of the levator scapulae? Elevation
Where is the origin of the levator scapulae? Transverse processes if the upper 4 cervical (C1-C4)
What are the actions of the rhomboid? Adduction, downward rotation and elevation
Where is the origin of the rhomboid? Spinous processes of the last cervical (C7) and first five thoracic (T1-T5)
Where is the insertion of the rhomboid? Medial border of the scapula below the spine
What are the actions of the serratus anterior? Abduction and upward rotation
Where is the origin of the serratus anterior? Surfaces of the upper 9 ribs at the side of chest
Where is the insertion of the serratus anterior? Anterior aspect of the whole length of medial border of scapula
What are the actions of the pec minor? Abduction, downward rotation, depression
Where is the origin of the pec min? Anterior surfaces of the 3-5 rib
Where is the insertion of the pec min? Coracoid process of scapula
What are the actions of the subclavius? Depression
Where is the subclavius origin? Superior aspect of the 1st rib at its junction with the costal cartilage
Where is the subclavius insertion? Inferior groove in the mid portion of the clavicle
What is the glenohumeral joint classification? Multi axial ball & socket and enarthrodial
What are the muscles of the rotator cuff? (SITS) Subcapularis, supraspinatus, Infraspinatus, Teres minor
What are the glenohumeral muscles? Deltoid, Pec Major, Latissimus Dorsi, Teres Major, Coracobrachialis
What are the actions of the deltoid? Extension, Horizontal abduction, abduction, Horizontal adduction
Where is the origin of the deltoid? Anterior lateral 3rd of the clavicle, lateral of acromion, spine of scapula
Where is the insertion of the deltoid? Deltoid tuberosity on humerus
What are the actions of the Pec Major? Adduction and internal rotation
Where is the origin of the Pec Major? Medial clavicle surface and anterior surface of first 6 ribs
Where is the insertion of the Pec Major? Outer lip of the intertubercular groove of humerus
What are the actions of the latissimus dorsi? Internal rotation, adduction and extension
Where is the origin of the latissimus dorsi? Posterior crest of the ilium, sacrum and spinous process
Where is the insertion of the latissimus dorsi? Medial lip of the intertubercular groove of the humerus
What are the actions of the teres major?
Where is the origin of the teres major? Inferior 3rd of the lateral border of scapula
Where is the insertion of the teres major? Medial lip of the intertubercular groove of the humerus
What are the actions of the coracobrachialis? Horizontal adduction, adduction and flexion
What is the number of bones in the wrist and hand? 29
What is the proximal row of carpals from the radial to ulnar side? scaphoid, lunate, triquetrum and pisiform
What is the bony arch that is created by the trapezium, trapezoid, capital and hamate and spanned by the transverse carpal? Carpal tunnel
What are the three wrist flexors? Flexor carpi radialis, flexor carpi unlaris, palmaris longus
What are the three wrist extensors? Extensor carpi radialis longus, extensor carpi radialis brevis and extensor carpi ulnaris
What are the actions of the flexor carpi radialis? Flexion and abduction
Where is the origin of the flexor carpi radialis? Medial epicondyle of the humerus
Where is the insertion of the flexor carpi radialis? Base of the 2nd and 3rd metacarpal (palmar surface)
What are the actions of the palmaris longus? Flexion
Where is the origin of the palmaris longus?
Where is the insertion of the palmaris longus? second, third, fourth and fifth metacarpal
What are the actions of the flexor carpi ulnaris? Flexion and adduction
Where is the origin of the flexor carpi ulnaris? Medial epicondyle of the humerus and posterior aspect of the ulna
Where is the insertion of the flexor carpi ulnaris? Pisiform, hamate and 5th metacarpal
What are the actions of the extensor carpi ulnaris? Extension and adduction
Where is the origin of the extensor carpi ulnaris? Middle 2/4 of the posterior border of the ulna and lateral epicondyle of humerus
Where is the insertion of the extensor carpi ulnaris? Base of the 5th metacarpal (distal surface)
What are the 4 muscles of the thumb? Opponens pollicis, abductor pollicis brevis, flexor pollicis brevis, adductor pollicis
What are the 3 muscles of the little finger? Opponens digiti minimi, abductor digiti minimi, flexor digiti minimi brevis
What are the actions of the extensor carpi radialis brevis? Abduction, extension
Where is the origin of the extensor carpi radialis brevis? lateral epicondyle of the humerus
Where is the insertion of the extensor carpi radialis brevis? Base of the 3rd metacarpal
What are the actions of the extensor carpi radialis longus? Extension and abduction
Where is the origin of the extensor carpi radialis longus? lower 1/3 of the lateral supracondylar ridge of the humerus and lateral epicondyle of the humerus
Where is the insertion of the extensor carpi radialis longus? Base of the 2nd metacarpal (distal surface)
What muscle inserts at the base of the 2nd and 3rd metacarpals on the palmar side of the hand? Flexor carpi radialis
Where is the insertion of the extensor digit minimi? The base of the middle and distal phalanges on the dorsal surface
Elbow stability after 20 degrees of flexion is dependent upon these: Radial collateral and ulnar collateral ligaments
What provides a sling effect around the radial head for stability? The annular ligament
Where is the insertion of the biceps brachii? Radial tuberosity
What is the agonist for radioulnar supination? Biceps brachii, supinator and the brachioradialis
What is the insertion for the pronator quadtratus? The distal 1/4 of the anterior side of the radius
What are the actions of the ANTERIOR fibers of the deltoid? Abduction, flexion, horizontal adduction and internal rotation
Which muscles originates on the inferior 3rd of the scapula? Teres Major
What is scapulohumeral rhythm? Relationship between the shoulder joint and shoulder girdle with a ratio of 2:1
What are the agonists of scapular upward rotation? Middle and lower fibers of the trap and serrates anterior
Where is the insertion of the levator scapulae? Medial border of the scapula above the spine
Created by: Alyssa.Kunzman