Hand Muscles PTA Word Scramble
R D U A I O B I B L E O U C R S L V P C S T
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| Question | Answer |
| Abductor Pollicus Brevis | Origin:flexor retinaculum trapezeum. INSERTION:lateral proximal phalanx of thumb.NERVE: median thenar branch.ACTION:abducts thumb and helps opose it. |
| Adductor Policus | ORIGIN:capitate and base of adjacent metacarpals. INSERTION:proximal phalanks of thumb.NERVE:deep branch of ulnar.ACTION:draws thumb toward palm and rotates it medialy. |
| Palmar Interosseous | ORIGIN: sides of metacarpals.INSERTION:extension expansion hood of digits 2,4,5. NERVE:deep branch ulnar.ACTION:adduction of fingers. |
| Lumbricals | ORIGIN:tendons of flexor digitorum profundus.INSERTION:extension expansion hood of medial 4 digits.NERVE:deep branch ulnar(medial 2 L's) median (lateral 2 L's).ACTION:flexes fingers and extends interphalgeal joints. |
| Abductor digiti minimi | ORIGIN:flexor retinaculum pisiform. INSERTION:proximal phalanx of little finger.NERVE:deep branch ulnar. ACTION:abducts pincky finger. |
| Dorsal Interosseous Muscles | ORIGIN:sides of metacarpals.INSERTION:extension expansion hood of digits 2-4.NERVE:deep branch ulnar. ACTION:abducts fingers. |
| Flexor Pollicus Brevis | ORIGIN:flexor retinaculum trapezium. INSERTION: thumb. NERVE: median thenar branch. ACTION:Flexes the thumb at the first metacarpophalangeal joint. |
| Flexor digiti minimi | ORIGIN:flexor retinaculum (hamate). INSERTION:proximal phalanx (little finger)NERVE:deep branch ulnar.ACTION:flexes proximal phalanx of 5th finger. |
| Opponens Pollicus | ORIGIN: flexor retinaculum, trapezium. INSERTION:radial border 1st metacarpal. NERVE:median thenar branch.ACTION:draws 1st metacarpal laterally to opose the thumb toward center of palm and rotates it medially. |
| Palmaris Brevis | ORIGIN: anterior retinaculum and palmer aponeurosis.INSERTION:skin ulnar border of hand.NERVE:superficial ulnar. ACTION:pulls on skin over thenar eminence, deepening cup of the palm and improving grip. |
| Oponens Digiti Minimi | ORIGIN:flexor retinaculum,hamate.INSERTION:ulnar medial border(5th metacarpal).ACTION:draws 5th metacarpal anteriorly and rotates it,bringing little finger into oposition with the thumb. |
Created by:
dwylinmiller
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