Unit 2: Lecture Flashcards Preview

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Flashcards in Unit 2: Lecture Deck (25):
1

Superficial layer of flexors

Pronator teres, flexor carpi radialis, flexor carpi ulnaris, palmaris, longus; Common origin medial epicondyle

2

Pronator Teres

I: middle of radius; A: pronate and flexes; N: Median; Art: ulnar and Anterior recurrent ulnar

3

Flexor Carpi Radialis

I: base of 2nd metacarpal; A: flexes and abducts; N: Median; A: Ulnar

4

Flexor carpi Ulnaris

I: pisiform, hamate, metacarple 5; A flexes, adduct; N: ulnar; Art: Ulnar

5

Palmaris longus

I: flexor retinaculum, palmer aponeurosis; A: flex, tense aponeurosis; N: Median; A: ulnar

6

Intermediate layer of flexors

Flexor Digitorum

7

Flexor Digitorum

O: medial epicondyle, coronoid process I: 2-5 A: flexes fingers; N: median A: ulnar Does not go to distal end of finger tips!

8

Deep Layers

Flexor digitorum profundus, Flexor pollicus longus, Pronator quadratus

9

Flexor digitorum profundus

O: medial ulna, interosseus membrane; I: base of 2-5; N: Ulnar and median; A: ulnar and anterior interosseous

10

Flexor pollicus longus

O: anterior radius, interosseus membrane A: flex thumb; N: median; A: anterior interosseus

11

Pronator quadratus

O, I: ulna, radius; N: median; A: anterior interosseous

12

Brachioradialis

O: Humerus; I: radius A: flexion; N: radial; A: radial recurrent; Does nothing to wrist

13

Superficial extensors

Extensor carpi radialis longus, extensor carpi radialis brevis, extensor digitorum, extensor digiti minimi, extensor carpi ulnaris

14

Superficial extensors originate from common tendon except?

Extensor carpi radialis longus

15

Extensor carpi radialis longus

O: humerus; I: 2nd metacarpal; A: extend and abduct; N: radial; A: Radial

16

Extensor carpi radialis brevis

O: humerus; I: 3rd metacarpal; A: extend and abduct; N: deep radial; A: radial

17

Extensor digitrorum

O: humerus humerus; I: digits; A: extends digits and wrist; N: radial; A: radial

18

Extensor carpi ulnaris

O: Humerus and ulna; I: pinkie; A: extend and adduct; N: radial; A: ulnar

19

Extensor digiti minimi

O: humerus; I: pinkie; A: extends; N: radial; A: interosseous recurrent

20

Deep extensors

Supinator, Abductor pollicus longus, extensor pollicus longus, extensor pollicus brevis, extensor indicis

21

Supinator

O: humerus, ulna, ligaments; I: radius; N: deep radial; A: recurrent interosseous

22

Abductor pollicus longus

O: ulna, radius, interosseous I: thumb; A: Abducts thumb and extends it at carpometacarpal joint; N: radial; A: posterior interosseus

23

Extensor pollicus brevis

O: radius; I: base of thumb; A: extends; N: radial; A: posterior interosseus

24

Extensor pollicus longus

O: ulna, i.m. I: thumb; A: extends; N: radial; A: posterior interosseus

25

Extensor indicis

O: ulna, i.m. I: 2nd digit; A: extends; N: radial; A: posterior interosseus