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anatomy > Posterior Forearm Muscles > Flashcards

Posterior Forearm Muscles Flashcards

1
Q

What is the origin for Brachioradialis

A

Proximal 2/3 lateral supracondylar ridge of humerus

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2
Q

Insertion for Brachioradialis

A

Distal lateral radius

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3
Q

Innervation for Brachioradialis

A

radial nerve C6-8

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4
Q

Action for Brachioradialis

A

Elbow flexion and forearm supination

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5
Q

Origin for Extensor Carpi Radialis Longus

A

Lateral supracondylar ridge of humerus

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6
Q

Insertion for Extensor Carpi Radialis Longus

A

Metacarpal 2

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7
Q

Innervation for Extensor Carpi Radialis Longus

A

radial nerve C6-8

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8
Q

Action for Extensor Carpi Radialis Longus

A

wrist extension and radial deviation

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9
Q

Origin for Extensor Capri Radialis Brevis

A

lateral epicondyle of humerus

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10
Q

insertion for Extensor Capri Radialis Brevis

A

metacarpal 3

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11
Q

Innervation for Extensor Capri Radialis Brevis

A

Radial nerve c6-8

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12
Q

Action for Extensor Capri Radialis Brevis

A

Wrist extension, radial deviation

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13
Q

Origin for Extensor Digitorum Communis

A

Lateral epicondyle of the humerus

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14
Q

insertion for Extensor Digitorum Communis

A

Middle and distal phalanges of digits 2-5

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15
Q

Innervation for Extensor Digitorum Communis

A

Radial Nerve C6-8

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16
Q

Action for Extensor Digitorum Communis

A

Extends digits 2-5

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17
Q

Origin for Extensor Digiti minimi

A

Lateral epicondyle of the humerus

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18
Q

Insertion for Extensor Digiti Minimi

A

Middle and distal phalanx of digit 5

19
Q

Origin for Extensor Capri Ulnaris

A

Lateral epicondlye of the humerus, posterior surface of the ulna

20
Q

Insertion for Extensor Capri Ulnaris

A

Metacarpal 5

21
Q

Innervation for Extensor Capri Ulnaris

A

Radial Nerve C6-8

22
Q

Action for Extensor Capri Ulnaris

A

Wrist Extension, ulna deviation

23
Q

Innervation for Extensor Digiti Minimi

A

Radial Nerve C6-8

24
Q

Action for Extensor Digiti Minimi

A

Extend digit 5

25
Q

Origin for Abductor Pollicis Longus

A

Posterior surface of radius, ulna, Interosseous membrane

26
Q

Insertion for Abductor Pollicis Longus

A

Metacarpal 1

27
Q

Innervations for Abductor Pollicis Longus

A

Radial Nerve C6-8

28
Q

Action for Abductor Pollicis Longus

A

Thumb abduction

29
Q

Origin for Extensor pollicis brevis

A

Posterior surface of the radius and interosseous membrane

30
Q

Insertion for Extensor pollicis brevis

A

Proximal phalanx digit 1

31
Q

Innervation for Extensor pollicis brevis

A

Radial Nerve C6-8

32
Q

Action for Extensor pollicis brevis

A

Thumb extension

33
Q

Origin for Extensor pollicis longus

A

posterior 1/3 of the ulna and interosseous membrane

34
Q

Insertion of Extensor pollicis longus

A

distal phalanx 1

35
Q

innervation for Extensor pollicis longus

A

radial nerve C6-8

36
Q

action for Extensor pollicis longus

A

thumb extension

37
Q

Origin for Extensor Indicis

A

Posterior surface of ulna, interosseous membrane

38
Q

insertion for Extensor Indicis

A

middle and distal phlanax digit 2

39
Q

innervation for Extensor Indicis

A

Radial nerve C6-8

40
Q

Action Extensor Indicis

A

Extend digit 2

41
Q

Origin for Supinator

A

Lateral epicondyle, posterior ulna

42
Q

Insertion for supinator

A

proximal lateral radius

43
Q

innervation for supinator

A

radial nerve

44
Q

action for supinator

A

supinates the forearm

anatomy (10 decks)

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