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Upper Extremeties Muscle- Arm, Forearm, Hand > Forearm (posterior) > Flashcards

Forearm (posterior) Flashcards

0
Q

brachioradialis (insertion)

A

radius

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1
Q

brachioradialis (origin)

A

lateral supracondylar ridge of humerus

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2
Q

brachioradialis (innervation)

A

radial nerve

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3
Q

brachioradialis (action)

A

flexes forearm

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4
Q

extensor carpi radialis longus (origin)

A

lateral supracondylar ridge of humerus

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5
Q

extensor carpi radialis longus (insertion)

A

Metacarpal

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6
Q

extensor carpi radialis longus (innervation)

A

radial nerve

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7
Q

extensor carpi radialis longus (action)

A

extends and abducts wrist

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8
Q

extensor carpi radialis brevis (origin)

A

lateral epicondyles of humerus (via common extensor tendon)

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9
Q

extensor carpi radialis brevis (insertion)

A

Metacarpal

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10
Q

extensor carpi radialis brevis (innervation)

A

radial nerve

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11
Q

extensor carpi radialis brevis (action)

A

extends and abducts the wrist

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12
Q

extensor digitorum (origin)

A

lateral epicondyle of humerus (common extensor tendon)

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13
Q

extensor digitorum (insertion)

A

digit 2-5 via extensor expansion

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14
Q

extensor digitorum (innervation)

A

radial nerve

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15
Q

extensor digitorum (action)

A

extends wrist and digit 2-5

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16
Q

extensor digiti minimi (origin)

A

lateral epicondyle of humerus (common extensor tendon)

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17
Q

extensor digiti minimi (innervation)

A

radial nerve

18
Q

extensor digiti minimi (insertion)

A

digit 5 via extensor expansion

19
Q

extensor digiti minimi (action)

A

extends digit 5 (little finger)

20
Q

extensor carpi ulnaris (origin)

A

lateral epicondyle of humerus (common extensor tendon)

21
Q

extensor carpi ulnaris (insertion)

A

Metacarpal

22
Q

extensor carpi ulnaris (innervation)

A

radial nerve

23
Q

extensor carpi ulnaris (action)

A

extends and adducts wrist

24
Q

supinator (origin)

A

lateral epicondyle of humerus (common extensor tendon)

25
Q

supinator (insertion)

A

radius

26
Q

supinator (innervation)

A

radial nerve

27
Q

supinator (action)

A

supinates forearm

28
Q

abductor pollicis longus (origin)

A

ulna (midshaft)
radius (midshaft)
interosseous membrane

29
Q

abductor pollicis longus (insertion)

A

1st metacarpal

30
Q

abductor pollicis longus (innervation)

A

radial nerve

31
Q

abductor pollicis longus (action)

A

abducts thumb

32
Q

extensor pollicis longus (origin)

A

ulna (distal shaft)

interosseous membrane

33
Q

extensor pollicis longus (insertion)

A

distal phalanx of thumb

34
Q

extensor pollicis longus (innervation)

A

radial nerve

35
Q

extensor pollicis longus (action)

A

extends thumb

36
Q

extensor pollicis brevis (origin)

A

radius (distal shaft)

interosseous membrane

37
Q

extensor pollicis brevis (insertion)

A

proximal phalanx of thumb

38
Q

extensor pollicis brevis (innervation)

A

radial nerve

39
Q

extensor pollicis brevis (action)

A

extends thumb

40
Q

extensor indicis (origin)

A

ulna (distal shaft)

interosseous membrane

41
Q

extensor indicis (insertion)

A

digit 2 (index finger) via extensor expansion

42
Q

extensor indicis (innervation)

A

radial nerve

43
Q

extensor indicis (action)

A

extends index finger

Upper Extremeties Muscle- Arm, Forearm, Hand (4 decks)

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