Nerve innervations Flashcards

1
Q

Brachial plexus comes from which spinal levels

A

C5-T1

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2
Q

Which nerve innervates rhomboids and levator coming off of C5

A

dorsal scapular nerve

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3
Q

Which nerve innervates serratus an comes off of C5-C7

A

long thoracic

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4
Q

Which nerve innervates subclavius and comes off the superior trunk of the plexus?

A

nerve to subclavius

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5
Q

Which nerve innervates infra and supra spinatus and comes off the superior trunk of the plexus?

A

suprascapular nerve

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6
Q

Which nerves innervate pec major and minor and comes off the lateral and medial cords?

A

lateral and medial pectoral nerve

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7
Q

Which nerve innervates subscapularis and comes off the posterior cord?

A

upper scapular nerve

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8
Q

Which nerve innervates lats and comes off the posterior cord?

A

thoracodorsal nerve

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9
Q

Which nerve innervates subscap and teres major and comes off the posterior cord?

A

lower scapular nerve

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10
Q

Which nerve innervates the bracioradialis, triceps, supinator, wrist extensors, aconeus and comes off the posterior cord?

A

radial nerve

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11
Q

Which nerve innervates delts, teres minor and comes off the posterior cord?

A

axillary nerve

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12
Q

Which nerve innervates coracobrachialis, biceps and brachialis and comes off the lateral cord?

A

musculocutaneous nerve

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13
Q

What nerve forms from lateral and medial cords?

A

median

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14
Q

What nerve innervates most of the small muscles in the hand and comes off the medial cord?

A

ulnar nerve

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15
Q

Lumbar plexus innervates

A

psoas major and minor
QL

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16
Q

Sacral plexus innervates

A

piriformis
superior and inferior gemelli
obturator internus
quadratus femoris

17
Q

Inferior gluteal nerve innervates

A

glute max

18
Q

Superior gluteal nerve innervates

A

glute med/min
TFL

19
Q

Femoral nerve innervates

A

vastus lateralis
rectus femoris
vastus medialis
vastus intermedius
iliacus
sartorius
pectineus

20
Q

Obturator nerve innervates

A

adductor longus
adductor brevis
adductor magnus
obturator externus
gracilis

21
Q

Tibial nerve innervates

A

soleus
popliteus
plantaris
tibialis posterior
gastroc
flexor hallucis longus
flexor digitorum longus

22
Q

Sciatic nerve-tibial division innervates

A

semitend and semimem
biceps femoris

23
Q

Sciatic nerve-common fibular division innervates

A

biceps femoris (short head)

24
Q

Deep fibular nerve innervates

A

anterior tib
extensor digitorum longus
extensor hallucis longus
fibularis tertius
extensor digitorum brevis

25
Q

Superficial fibular nerve innervates

A

fibularis longus and brevis

26
Q

Medial plantar nerve innervates

A

abductor hallucis
lumbrical I
flexor digitorum brevis and hallucis brevis

27
Q

Lateral plantar nerve innervates

A

abductor digiti minimi
flexor digiti minimi
opponens digit minimi
dorsal interossei
quadratus plantae
adductor hallucis
lumbrical II, III, IV
plantar inerossei