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MSK Anatomy > Upper Extremity EMG > Flashcards

Upper Extremity EMG Flashcards

1
Q

Abductor pollicis brevis (APB) innervation

A

Median nerve
Medial cord
Lower trunk

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2
Q

Abductor pollicis brevis (APB) nerve roots

A

C8-T1

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3
Q

Opponens Pollicis innervation

A

Median nerve
Medial cord
Lower trunk

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4
Q

Opponens Pollicis nerve roots

A

C8-T1

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5
Q

Flexor Pollicis Brevis (FPB) innervation

A

Median & ulnar nerves
Medial cord
Lower trunk

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6
Q

Flexor Pollicis Brevis (FPB) nerve roots

A

C8-T1

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7
Q

Pronator Quadratus innervation

A

Anterior interosseous nerve (from median nerve)
Lateral-medial cords
Middle-lower trunks

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8
Q

Pronator Quadratus nerve roots

A

C7-T1 (predominantly C8)

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9
Q

Flexor Pollicis Longus (FPL) innervation

A

Anterior interosseous nerve (from median nerve)
Lateral-medial cords
Middle-lower trunks

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10
Q

Flexor Pollicis Longus (FPL) nerve roots

A

C7-T1 (predominantly C8)

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11
Q

Flexor Digitorum Profundus - Digits 2, 3 innervation

A

Anterior interosseous nerve (from median nerve)
Medial cord
Lower trunk

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12
Q

Flexor Digitorum Profundus - Digits 2, 3 nerve roots

A

C7-T1 (predominantly C8)

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13
Q

Flexor Digitorum Sublimis (FDS) innervation

A

Median nerve
Medial-lateral cords
Middle-lower trunks

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14
Q

Flexor Digitorum Sublimis (FDS) nerve roots

A

C7-C8 (predominantly C8)

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15
Q

Flexor Carpi Radialis innervation

A

Median nerve
Lateral cord
Upper-middle trunks

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16
Q

Flexor Carpi Radialis nerve roots

A

C6-C7

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17
Q

Pronator teres innervation

A

Median nerve
Lateral cord
Upper-middle trunks

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18
Q

Pronator teres nerve roots

A

C6-C7

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19
Q

First dorsal interosseous innervation

A

Ulnar nerve
Medial cord
Lower trunk

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20
Q

First dorsal interosseous nerve roots

A

C8-T1

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21
Q

Abductor digiti minimi innervation

A

Ulnar nerve
Medial cord
Lower trunk

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22
Q

Abductor digiti minimi nerve roots

A

C8-T1

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23
Q

Flexor Digitorum Profundus - Digits 4, 5 innervation

A

Ulnar nerve
Medial cord
Lower trunk

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24
Q

Flexor Digitorum Profundus - Digits 4, 5 nerve roots

A

C7-T1 (predominantly C8)

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25
Q

Flexor carpi ulnaris innervation

A

Ulnar nerve
Medial cord
Lower trunk

26
Q

Flexor carpi ulnaris nerve roots

A

C8-T1 (mostly C8)

27
Q

Extensor indicis proprius innervation

A

Posterior interosseous nerve (from radial)
Posterior cord
Middle-lower trunk

28
Q

Extensor indicis proprius nerve roots

A

C7-C8 (mostly C8)

29
Q

Extensor Carpi Ulnaris innervation

A

Posterior interosseous nerve (from radial)
Posterior cord
Middle-lower trunk

30
Q

Extensor Carpi Ulnaris nerve roots

A

C7-C8 (mostly C8)

31
Q

Extensor Digitorum Communis innervation

A

Posterior interosseous nerve (from radial)
Posterior cord
Middle-lower trunk

32
Q

Extensor Digitorum Communis nerve roots

A

C7-C8 (mostly C7)

33
Q

Extensor Carpi Radialis - Long head innervation

A

Radial nerve
Posterior cord
Upper-middle trunk

34
Q

Extensor Carpi Radialis - Long head nerve roots

A

C6-C7

35
Q

Brachioradialis innervation

A

Radial nerve
Posterior cord
Upper trunk

36
Q

Brachioradialis nerve roots

A

C5-C6

37
Q

Anconeus innervation

A

Radial nerve
Posterior cord
Upper/middle/lower trunks

38
Q

Anconeus nerve roots

A

C6-C8 (mostly C7)

39
Q

Triceps lateral head innervation

A

Radial nerve
Posterior cord
Upper/middle/lower trunks

40
Q

Triceps lateral head nerve roots

A

C6-C8 (mostly C7)

41
Q

Biceps innervation

A

Musculocutaneous
Lateral cord
Upper trunk

42
Q

Biceps nerve roots

A

C5-C6

43
Q

Pectoralis major innervation

A

Medial-lateral pectoral nerves
Medial-lateral cords
Upper/middle/lower trunks

44
Q

Pectoralis major nerve roots

A

C5-T1 (mostly C6-C8)

45
Q

Deltoid medial head innervation

A

Axillary nerve
Posterior cord
Upper trunk

46
Q

Deltoid medial head nerve roots

A

C5-C6

47
Q

Teres minor innervation

A

Axillary nerve
Posterior cord
Upper trunk

48
Q

Teres minor nerve roots

A

C5-C6

49
Q

Upper trapezius innervation

A

Spinal accessory nerve

50
Q

Upper trapezius nerve roots

A

C3-C4

51
Q

Sternocleidomastoid innervation

A

Spinal accessory nerve

Upper cervical cord

52
Q

Supraspinatus innervation

A

Suprascapular nerve

Upper trunk

53
Q

Supraspinatus nerve roots

A

C5-C6

54
Q

Infraspinatus innervation

A

Suprascapular nerve

55
Q

Infraspinatus nerve roots

A

C5-C6

56
Q

Rhomboids innervation

A

Dorsal scapular nerve

57
Q

Rhomboids nerve roots

A

C4-C5 (mostly C5)

58
Q

Latissimus Dorsi innervation

A

Thoracodorsal nerve
Posterior cord
Upper/middle/lower trunks

59
Q

Latissimus Dorsi nerve roots

A

C6-C8 (mostly C7)

60
Q

Serratus anterior innervation

A

Long thoracic nerve

61
Q

Serratus anterior nerve roots

A

C5-C7

MSK Anatomy (6 decks)

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