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NWHSU Mash GA1Q3Acti

NWHSU Mash GA1Q3 Action

QuestionAnswer
Name the upward rotators of the scapula. (Be Specific) Upper Trapezius, Lower Trapezius and Serratus Anterior
Name the downward rotators of the scapula. Levator Scapula, Rhomboids, Pectoralis minor, Latissimus Dorsi
an ANTERIOR muscle which causes downward rotation of the scapula Pectoralis Minor
Besides elevation, the action of the levator scapulae. Medial Downward Rotation of Scapula
Name the elevators of the scapula. Levator Scapula & Upper Trapezius
Action of Levator Scapulae. Elevation, Medial Downward Rotation of the Scapula
Name the depressors of the scapula Pectoralis Minor, Serratus Anterior, Lower Trapezius, Latissimus Dorsi
Action of LOWER trapezius. Depression & Upward rotation of scapula
Action of Rhomboid muscles. Retraction and downward rotation of the scapula
a retractor of the scapula innervated by the dorsal scapular nerve rhomboids
Name two muscles which protract the scapula. Pectoralis Minor, Serratus Anterior
Action of serratus ANTERIOR muscle Protraction, upward rotation of scapular, stabilizes scapula against chest wall
Action of the serratus POSTERIOR superior Elevation of ribs to increase thoracic cavity during inspiration
Action of serratus POSTERIOR inferior. Pulls ribs Outward Conteracting the Inward Pull of the Diaphragm During Expiration
Name the extensors of the humerus. Pectoralis Major(sternal head), Latissimus Dorsi, Teres Major, Teres Minor, Posterior Deltoid, Triceps Brachii (long head), Infraspinatus
Name the abductors of the humerus. Supraspinatus, Middle Deltoid
Name the adductors of the humerus Pectoralis Major, Coracobrachialis, Latissimus Dorsi, Teres Major, Subscapularis
Name the HORIZONTAL aBductors of the humerus. posterior deltoid
Name the HORIZONTAL adductors of the humerus. Anterior Deltoid, Pectoralis Major
Name the medial rotators of the humerus. Pectoralis Major, Anterior Deltoid, Latissimus Dorsi, Teres Major, Subscapularis
Name the lateral rotators of the humerus Infraspinatus, Teres Minor, Posterior Deltoid
Action of infraspinatus muscle. Lateral Rotation & Extension of Humerus
Action of subscapularis. Medial Rotation of Humerus, Adduction of Humerus
Action of Pectoralis Major Muscle Adduction, Horizontal adduction, Medial rotation of humerus, clavicular head: flexion of humerus, sternocostal head: extension of humerus, assists anterior tilt of scapula
Action of pectoralis major m., sternal head and clavicular head extension of humerus, flexion of humerus
action of corcobrachialis flexion and adduction of humerus
Besides adduction, the action of the coracobrachialis. Flexion of the Humerus
Action of Latissimus dorsi. Adduction and Extension of the Humerus, Downward rotation of Scapula, assists Depression of Scapula
Action of teres MAJOR muscle. Adduction, Extension, Medial Rotation of the Humerus
muscle that acts as the PRIMARY fixator during contraction of the deltoid~ m. trapezoid
muscle that acts as the PRIMARY fixator during contraction of the teres major m. rhomboids
Action of the biceps brachii. Supination of forearm, flexion of elbow, flexion of humerus (short head)
Besides the biceps brachii, name the flexors of the elbow. Brachialis, Bracioradialis, Pronator Teres
actions of long head of triceps brachii extention of humerus and elbow
action of the triceps brachii Extention of elbow joint, long head: extention of humerus
Name the extensors of the elbow. Triceps Brachii, Anconeous - Assists
action of anconeus extension of elbow
DEEP muscle that inserts on the distal anterior radius Pronator Quadratus
Name the DEEPEST pronator of the forearm. Pronator Quadratus
Name the pronators of the forearm. Pronator Teres & Pronator Quadratus
two muscles which rotate the radius so palm faces anteriorly supinator, biceps brachii
Name the abductors of the wrist. Flexor Carpi Radialis, Extensor Carpi Radialis Longus
Name the adductors of the wrist. Flexor Carpi Ulnaris, Extensor Carpi Ulnaris
Name the flexors of the wrist. Flexor Carpi Radialis, Flexor Carpi Ulnaris, Palmaris Longus, Flexor digitorum superficialis, flexor digitorum profundus
Name the extensors of the wrist. Extensor Carpi Radialis Longus, Extensor Carpi Radialis Brevis, Extensor Carpi Ulnaris
Action of extensor indicis. BE SPECIFIC Extension of the index finger at MP joint, assists extension of wrist
Action of extensor carpi ulnaris. Extends & Adducts the wrist
Action of palmaris brevis Tenses skin on the ulnar side, aids grip
action of extensor digitorum extention of wrist and extention of 4 fingers at interphalangeal and metacarpal joints (IP, MP)
What specific joints are extended by extensor indicis. DIP and PIP -extention of index finger at MP and IP Joints
What is the action of the extensor digitorum? Be VERY Specific! Extends the 4 Fingers at MP Joints, Assists extension of wrist
muscle that flexs the DIP joints of four fingers flexor digitorum profunda
Action of lumberical muscles flexion of MP joint, extension of IP joints
The ___interossei ABduct the ___digits dorsal, 2-4
The ___interossei adduct the ___digits palmar, 2-5
Created by: AnatomyMash