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MSK Exam 1 > Arm Neurology > Flashcards

Arm Neurology Flashcards

1
Q

Cervical Plexus

A

anterior rami: C1-4

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2
Q

Supraclavicular N

A

C3-C4
lateral supraclavicular N
Middle supaclavicular N
medial supraclavicular N

cutaneous innervation to the skin over the neck and shoulder

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3
Q

Anterior Ramus orgins: Dorsal Scapuar N

A

C5

goes to Rhomboid Major M
Rhomboid Minor M
and Levator Scapulae

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4
Q

Anterior Ramus orgins: Long thoracic N

A

C5, C6, C7

Serratus Anterior M

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5
Q

Anterior Ramus orgins: Superior trunk

A

C5, and C6

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6
Q

Anterior Ramus orgins: middle trunk

A

C7

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7
Q

Anterior Ramus orgins: inferior trunk

A

C8 and T`1

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8
Q

Anterior Ramus orgins: suprascapular N

A

C5 and C6

supraspinatus and infraspinatus M

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9
Q

Anterior Ramus orgins: subclavian M

A

C5-C6

subclavius M

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10
Q

Anterior Ramus orgins: lateral cord

A

C5, C6, C7

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11
Q

Anterior Ramus orgins: posterior Cord

A

C5, C6, C7, C8, T1

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12
Q

Anterior Ramus orgins: Medial Cord

A

C8 and T1

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13
Q

Anterior Ramus orgins: lateral pectoral N

A

C5, C6,C7,

Pectoralis Major M

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14
Q

Anterior Ramus orgins: superior subscapular N

A

C5, C6

Subscapularis M

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15
Q

Anterior Ramus orgins: Thoracodorsal N

A

C8, C7, C6

Latissimus Dorsi M

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16
Q

Anterior Ramus orgins: inferior subscapular N

A

C5, C6

subscapularis and teres Major M

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17
Q

Anterior Ramus orgins: medial pectoral N

A

C8, T1

pectoralis minor and pectoralis major

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18
Q

Anterior Ramus orgins: medial brachial cutaneous N

A

C8, T1

skin on the medial arm

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19
Q

Anterior Ramus orgins: medial antebrachial cutaneous N

A

C8, T1

skin of medial forearm

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20
Q

Anterior Ramus orgins: Musculocutaneous N

A

C5, C6, C7

Coracobrachialis M
Biceps brachii M
Brachialis M

21
Q

Anterior Ramus orgins: lateral antebrachial cutaneous N

A

C7 and C6

Skin on the lateral forearm

22
Q

Anterior Ramus orgins: Axillary N

A

C5, C6

Deltoid M
Teres Minor M

23
Q

Anterior Ramus orgins: Radial N

A

C5, C6, C7, C8, T1

goes to upper extremity

24
Q

Anterior Ramus orgins: superior lateral brachial cutaneous N

A

C5, C6

skin on your superior lateral arm

25
Q

Anterior Ramus orgins: Median N

A

C5, C6, C7, C8, T1

upper extremity

26
Q

Anterior Ramus orgins: Ulnar N

A

C7, C8, T1

upper extremity

27
Q

Anterior Ramus orgins: medial antebrachial cutaneous N

A

C8, T1

skin on medial forearm

28
Q

superior lateral brachial cutaneous nerve characteristics

A

branches off the axillary nerve

innervates skin on the superior lateral Arm

29
Q

Lateral antebrachial cutaneous N characteristics

A

branches off the musculocutaneous N and innervates the skin of the lateral forearm

30
Q

Median nerve Innervations

A

Pronator teres M
Flexor Carpi radialis M
Flexor digitoum superficialis M
Palmaris Longus

31
Q

Anterior Interosseous N innervations

A

Branch of Median N

lateral 1/2 flexor digitorum profundus M
Flexor pollicis longus M
Flexor quadratus M

32
Q

Palmar Cutaneous Branch median N

innervations

A

branch of median N

innervates the skin of the palm of the hand (wrist)

33
Q

Recurrent branch of Median N innervations

A

branch of median N

Flexor pollicis brevis M (superficial head)
Abductor pollicis Brevis M
Opponens Pollicis M

34
Q

Medial branch of the median N innervations

A

branch of median N

2nd lumbrical M
common palmar digital N
proper palmar digital N
(innervate the skin of digits as well palmar side and the tips of the dorsal side)

only goes up lateral side of the 4th digit

35
Q

Lateral branch of the median N innervations

A

branch of Median N

1st lumbrical M
common palmar digital N
proper palmar digital N

36
Q

Ulnar Nerve innervations

A

flexor carpi ulnaris M

medial 1/2 pf flexor digitorum profundus M

37
Q

Dorsal cutaneous Branch Ulnar N innervations

A

branch of Ulnar Nerve

skin of the dorsal hand

38
Q

Palmar cutaneous branch Ulnar N innervations

A

branch of the Ulnar Nerve

innervates the skin on the palm of the hand ( medial 1/2 4th digit and the 5th digit)

39
Q

Deep Ulnar N

A

abductor digiti Minimi M
Flexor digiti minimi M
opponens digiti minimi M

fexor pollicis brevis M (deep head)
Adductor Pollicis M
3rd and 4th lumbrical M
Dorsal Interossei M 
Palmar interossei M
40
Q

Superficial Ulnar N

A

common palmar and proper palmar digital N of the 5th and half the 4th digit

41
Q

Posterior Brachial Cutaneous N innervations

A

branch of Radial Nerve

Skin on posterior Arm

42
Q

Radial N innervations

A

Triceps Brachii M
Anconeous M
Brachioradialis M
Extensor Carpi Radialis Longus M

43
Q

Inferior Lateral Brachial Cutaneous N

A

Branch of the Radial Nerve

innervates the skin of the inferior lateral aspect of the arm

44
Q

Superficial Radial N innervations

A

Branch of the Radial N

gives rise to the Dorsal Digital N
and the Digital branches Dorsal Digital N

(skin on the dorsal lateral side)

45
Q

Posterior Antebrachial Cutaneous N innervations

A

branch of the radial Nerve

innervates the skin of the posterior arm

46
Q

Deep Radial N innervations

A

branch of the Radial N

innervates Extensor carpi radialis brevis M
Suppinator M

47
Q

Posterior Interosseous N innervation

A

changing of the the deep brachial N after it passes the supinator

innervates:
Extensor digitorum M
Extensor digiti Minimi M
Extensor carpi Ulnaris M
Extensor indicis M
Abductor Pollicis Longus M
Extensor Pollicis Longus M
Extensor Pollicis Brevis M
48
Q

Intercostobrachial N

A

T2 travels laterally to provide sensory cutaneous innervation to the uppermost medial aspect of the brachium

MSK Exam 1 (26 decks)

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