Help
Options
Didn't know it?
click below
click below
Knew it?
click below
click below
Don't Know
Remaining cards (0)
Know
retry
shuffle
restart
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Anatomy_UE_mus_func
Anatomy Upper Extremity Muscles functions
| 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) |
Created by:
brycoward@gmail.com
Popular Anatomy sets