Anatomy_UE_mus_func Word Scramble
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Question | Answer |
Latissimus Dorsi function | adduction or extension of the arm at the shoulder. Internal rotation of the arm at the shoulder |
Teres Major function | adduction or extension of the arm at the shoulder. Internal rotation of the arm at the shoulder |
Supraspinatus function | abduction of the arm at the shoulder. only effective during the first 80 degrees of abduction |
Infraspinatus function | external rotation of the arm at the shoulder |
Teres Minor function | external rotation of the arm at the shoulder |
Subscapularis function | internal rotation of the arm at the shoulder |
Deltoid function | flexion and internal rotation (anterior head), abduction (middle head), extension and hyperextension and external rotation (posterior head) |
Pectoralis mjr. function | flexion and internal rotation (clavicular head), horizontal adduction and internal rotation (sternal head), flexion from a hyperextended position and internal rotation (abdominal head) of the arm at the shoulder |
Subclavius function | unknown, may help to draw clavicle anteriorly |
Biceps brachii function | flexion of the arm at the shoulder, flexion of the forearm at the elbow when the wrist is supinated |
Coracobrachialis function | flexion and horizontal adduction of the arm at the shoulder |
Brachialis- function | Flesion of the forearm at the elbow in all wrist positions |
Triceps brachii- function | extension and hyperextension of the arm at the shoulder (long head only), extension of the forearm at the elbow (long, lateral and medial heads) |
Anconeus- function | extension of the forearm at the elbow |
Brachioradialis- function | flexion of the forearm at the elbow in all wrists positions, although the muscle favors a semiprone wrist position (hammerfist) |
Pronator teres- function | pronation and flexion of the forearm at the elbow |
flexor carpi radialis- function | flexion of the forearm at the elbow, flexion of the hand at the wrist, radial deviation of the hand at the wrist |
Palmaris longus- function | tightens the flexor retinaculum and subsequently the palmar aponeurosis |
Flexor digitorum superficialis- function | flexion of the forearm at the elbow, flexion of the hand at the wrist, flexion of the digits |
Flexor carpi ulnaris- function | flexion of the forearm at the elbow, flexion of the hand at the wrist, ulnar deviation of the hand at the wrist |
Flexor degitorum profundus- function | Flexion of the hand at the wrist and flexion of the digits (from the distal phalanges) |
flexor pollicus longus- function | flexion of the hand at the wrist, flexion of the thumb |
pronator quadratus-function | pronation |
extensor carpi radialis brevis and longus- function | extension of the forearm at the elbow, extension of the hand at the wrist, radial deviation of the hand at the wrist |
Extensor digitorum- function | extension of the forearm at the elbow, extenstion of the hand at the wrist, extension of the digits |
Extensor digiti minimi- function | extension of the 5th digit |
Extensor carpi ulnaris- function | extension of the forearm at the elbow, extension of the hand at the wrist, ulnar deviation of the hand at the wrist |
Extensor indicis- function | extension of the hand at the wrist, extension of the 2nd digit |
Abductor pollicus longus- function | radial deviation of hte hand at the wrist, abduction of the thumb |
Extensor pollicus brevis- function | radial deviation of the hand at the wrist, extension of the thumb |
Extenror pollicus longus- function | radial deviation of the hand at the wrist, extension of the thumb |
Supinator- function | supinates |
Palmaris brevis- function | tightens the flexor retinaculum and subsequently the palmar aponeurosis |
Abductor pollicus brevis- function | abduction of the thumb |
Flexor Pollicus brevis- function | flexion of the thumb |
abductor digiti minimi- function | abduction of the 5th digit |
flexor digiti minimi- function | flexion of the 5th digit |
opponens- function | opposition |
dductor pollicus- function | adductino of the thumb |
lumbricals- function | flexion of the metacarpals and simultaneously extension/hyperextnesion of the digits |
Dorsal/palmar interosseous- function | adduction ofhte all of the digits (palmar interosseous) and abduction of all of the digits (dorsal interosseous) |
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