Myotomes Flashcards

1
Q

Shoulder abduction

myotome nerve root, nerve, muscle

A

C5

Axillary nerve

Deltoid
Other shoulder abductors

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2
Q

Shoulder adduction (myotome nerve root, nerve, muscle)

A

C6/7

Thoracodorsal nerve

Teres major
Latissmus dorsi
Pectoralis major

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3
Q

Elbow flexion (myotome nerve root, nerve, muscle)

A

C5/6 (pick up sticks)

Musculocutaneous nerve
Radial nerve

Biceps brachii
Coracobrachialis
Brachialis

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4
Q

Elbow extension

myotome nerve root, nerve, muscle

A

C7

Radial nerve

Triceps brachii

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5
Q

Wrist extension (myotome nerve root, nerve, muscle)

A

C6

Radial nerve

Extensors of the wrist

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6
Q

Wrist flexion

myotome nerve root, nerve, muscle

A

C6/7

Median nerve

Flexors of the wrist

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7
Q

Finger extension

myotome nerve root, nerve, muscle

A

C7 (shake my hand)

Radial nerve

Extensor digitorum

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8
Q

Thumb extension

myotome nerve root, nerve, muscle

A

C8 (that’s great)

Radial nerve

Extensor pollicis brevis
Extensor pollicis longus

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9
Q

Finger abduction (myotome nerve root, nerve, muscle)

A

T1

Ulnar nerve

First dorsal interosseous
Abductor digiti minimi

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10
Q

Thumb abduction (myotome nerve root, nerve, muscle)

A

T1

Median nerve

Abductor pollicis brevis

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11
Q

Hip flexion (myotome nerve root, nerve, muscle)

A

L1/2

Femoral

Iliopsoas

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12
Q

Hip extension (myotome nerve root, nerve, muscle)

A

L5/S1 (kick my bum)

Sciatic nerve

Gluteus maximus
Hamstrings

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13
Q

Knee flexion (myotome nerve root, nerve, muscle)

A

S1

Sciatic nerve

Hamstrings

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14
Q

Knee extension (myotome nerve root, nerve, muscle)

A

L3/4

Femoral nerve

Quadriceps

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15
Q

Ankle dorsiflexion
(myotome nerve root, nerve, muscle)

A

L4/5 (foot points to the sky)

Deep fibular nerve

Tibialis anterior

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16
Q

Ankle plantarflexion

myotome nerve root, nerve, muscle

A

S1/2

Tibial nerve

Gastrocnemius
Soleus

17
Q

Big toe extension

myotome nerve root, nerve, muscle

A

L5

Deep fibular nerve

Extensor hallucis longus

18
Q

Ankle reflex (innervation, nerve)

A

S1/2 (tie my shoe)

Tibial

19
Q

Knee reflex (innervation, nerve)

A

L3/4 (kick the door)

Femoral

20
Q

Biceps reflex

innervation, nerve

A

C5/6 (pick up sticks)

Musculocutaneous

21
Q

Triceps reflex (innervation, nerve)

A

C7/8 (lay them straight)

Radial