Dermatomes And Myotomes Flashcards

1
Q

Elbow flexion myotome

A

C5 (C6)

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2
Q

Wrist extension myotome

A

C6 (C7)

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3
Q

Elbow extension myotome (triceps)

A

C7 (C8)

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4
Q

Finger flexion myotome

A

C8

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5
Q

Finger abduction myotome

A

(C8) T1

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6
Q

Hip flexion myotone

A

(L1) L2

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7
Q

Knee extension myotome (quadriceps)

A

L3 (L4)

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8
Q

Ankle dorsiflexion myotome (tibialis ant)

A

L4 (L5)

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9
Q

Great toe extension (extensor hallucis)

A

L5

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10
Q

Ankle plantarflexion myotome

A

S1 (S2)

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11
Q

Dorsum foot dermatome

A

L5

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12
Q

Knee dermatome

A

L 4

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13
Q

Umbilicus dermatome

A

T 10

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14
Q

Nipples dermatome

A

T4

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15
Q

2 medial fingers of hand dermatome

A

C8

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16
Q

Thumb dermatome

A

C6

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17
Q

Middle and index fingers dermatomes

A

C7

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18
Q

Shoulder dermatome

A

C5

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19
Q

Inner forearm dermatome

A

T 1

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20
Q

Upper inner arm dermatome

A

T 2

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21
Q

Medial malleolus dermatome

A

L4

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22
Q

Lateral malleolus dermatome

A

S1

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23
Q

Posterior head dermatome

A

C2 C3

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24
Q

Biceps reflex roots

A

C5 C6

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25
Q

Brachioradialis reflex roots

A

C5 C6

Supinator

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26
Q

Triceps reflex roots

A

C7 (C8)

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27
Q

Knee reflex roots

A

L3 L4

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28
Q

Ankle reflex roots

A

S1 (s2)

Gastrocnemius and soleus

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29
Q

Myotome trapezius

A

C4

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30
Q

Myotome deltoid

A

C5

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31
Q

Wrist flexion myotome

A

C7

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32
Q

Hand myotome

A

C8

33
Q

Gluteus maximus myotome

A

S3

34
Q

Hamstring myotome

A

S2

35
Q

Rectus femoris myotome (hip flex)

A

L2

36
Q

Hip adductors myotome

A

L2

37
Q

Calf myotome

A

S1

38
Q

Pec major myotome (adduct and depress arm)

A

T1

39
Q

Iliopsoas (flex hip) myotome

A

L1 (L2)

40
Q

Peroneal foot muscles myotome (evert)

A

L5

41
Q

Groin dermatome

A

T12/L1

42
Q

Xiphisternum dermatome

A

T8

43
Q

Jaw jerk reflex root

A

CN5

44
Q

Cremasteric reflex root

A

L1/L2

45
Q

Anal innervation

A

S2-S4

46
Q

Shoulder abduction myotome

A

C5

47
Q

Shoulder adduction myotome

A

C5 C6 C7

48
Q

Wrist flexion myotome

A

C6 C7

49
Q

Knee flexion myotone

A

S1 S2

50
Q

Key sensory point c2?

A

Occiput protruberance

51
Q

Key sensory point c3?

A

Supraclavicular fossa midclavicular line

52
Q

Key sensory point c 4?

A

Acromioclavicalar joint

53
Q

Key sensory point c5?

A

Lateral side antecubital fossa just proximal to elbow crease

54
Q

Key sensory point c6?

A

Dorsal surface proximal phalanx thumb

55
Q

Key sensory point c7?

A

Dorsal surface proximal phalanx middle finger

56
Q

Key sensory point c8?

A

Dorsal surface proximal phalanx little finger

57
Q

Key sensory point T 1?

A

Medial antecubital fossa just proximal to medial epicondyle humerus

58
Q

Key sensory point T 2?

A

Apex axilla

59
Q

Key sensory point T 3?

A

Mcl 3rd ics

60
Q

Key sensory point T 4?

A

Mcl 4th ics nipple line

61
Q

Key sensory point T 6?

A

Mcl at 6th ics at xiphisternum

62
Q

Key sensory point T 10?

A

Mcl 10th ics at umbilicus level

63
Q

Key sensory point T 12?

A

Mcl over midpoint inguinal ligament

64
Q

Key sensory point L 3?

A

Medial femoral condyle above knee

65
Q

Key sensory point L 4?

A

Medial malleolus

66
Q

Key sensory point L 5?

A

Dorsal foot 3rd metatarsal phalangeal joint

67
Q

Key sensory point S 1?

A

Lateral calcaneus

68
Q

Key sensory point S 2?

A

Midpoint popliteal fossa

69
Q

Key sensory point S 3?

A

Ischial tuberosity

70
Q

Key sensory point S 4-5?

A

Perianal

71
Q

Name peripheral nerve, movement and muscle of nerve root C5

A
  • axillary nerve
  • shoulder abduction
  • deltoid muscle
72
Q

Name peripheral nerve, movement and muscle of nerve root C 6 (2)

A

Musculocutaneous nerve (c5 C6)

  • elbow flexion
  • Biceps brachii

Radial nerve

  • wrist extension
  • brachioradialis, extensor carpi radialis longus
73
Q

Name peripheral nerve, movement and muscle of nerve root C 7 (3)

A

Radial nerve

  • elbow extension
  • triceps brachii

Posterior interosseous nerve

  • finger extension
  • extensor digitorum communis

Median nerve

  • forearm pronation, wrist flexion
  • pronator teres, flexor carpi radialis
74
Q

Name peripheral nerve, movement and muscle of nerve root C8, T 1 (2)

A

Median nerve

  • thumb flexion, abduction, opposition
  • flexor pollicis longus, abductor pollicis brevis, opponens pollicis

Ulnar nerve

  • finger abduction
  • first dorsal interosseous muscle
75
Q

Name peripheral nerve, movement and muscle of nerve root L 2, 3,4 (2)

A

Femoral nerve

  • hip flexion
  • iliopsoas

Obturator

  • hip adduction
76
Q

Name peripheral nerve, movement and muscle of nerve root L3 L4 (2)

A

Femoral

  • knee extension
  • quadriceps

Deep peroneal (L4/L5)

  • dorsiflexion
  • tibialis anterior
77
Q

Name peripheral nerve, movement and muscle of nerve root L5 (5)

A

Superior gluteal nerve (L5 s1)

  • hip abduction
  • tensor fascia lata

Sciatic (L5 s1)

  • knee flexion
  • hamstring

Tibial

  • ankle inversion
  • tibialis posterior

Superficial peroneal

  • ankle eversion
  • peroneus muscles

Deep peroneal

  • big toe extension
  • tibialis anterior, extensor hallucis longus
78
Q

Name peripheral nerve, movement and muscle of nerve root s1 (3)

A

Inferior gluteal Nerve

  • hip extension
  • gluteus maximus

Sciatic

  • knee flexion
  • hamstring

Tibial

  • Plantarflexion
  • gastrocnemius, soleus