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APA3 levi 2019 S.Horvath > peripheral anatomy > Flashcards

peripheral anatomy Flashcards

1
Q

What are the 3 nerve branches of the trigeminal nerve

A

ophthalmic, maxillary, mandibular

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2
Q

what does the glossopharyngeal nerve innervate?

A

oropharynx, soft palate, posterior portion of the tongue, pharyngeal surface of epiglottis

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3
Q

which nerve, when blocked, blocks the gag reflex and posterior pharynx (helpful for nasal intubation)

A

glossopharyngeal

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4
Q

What 4 things does the SLN innervate?

A

base of tongue, posterior side of epiglottis, aryepiglottic fold, arytenoids.

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5
Q

The SLN can be blocked by ___ ____

A

mucosal saturation

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6
Q

What does the RLN innervate?

A

vocal folds and trachea

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7
Q

what does the cervical plexus innervate?

A

muscles, joints and skin in the anterior neck

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8
Q

the cervical plexus innervates ventral rami, C__-__

A

C1-C4

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9
Q

The brachial plexus is divided into what 5 things? (hint:randy travis)

A

ventral rami(roots), trunks, divisions, cords, branches.

randy travis drinks cold beer

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10
Q

Brachial Plexus: how many of each?

roots, trunks, divisions, cords, branches

A

5, 3, 6, 3, 4

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11
Q

Brachial plexus: where are the roots, trunks, and divisions found anatomically?

A

posterior triangle of the neck, supraclavicular

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12
Q

Brachial plexus: where are the cords and branches found anatomically?

A

axilla, infraclavicular

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13
Q

brachial plexus: what spinal levels do the 5 rami (roots) involve?

A

C5-T1

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14
Q

brachial plexus: the superior trunk is found at C__, the middle is ___, and inferior is ___

A

superior C5-C6
middle C7
inferior C8-T1

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15
Q

The trunks of the brachial plexus are enveloped in ____ ____

A

fascial sheath

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16
Q

The interscalene space emerges between the ___ and ___ scalene muscle

A

anterior and middle

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17
Q

brachial plexus: injection into the nerve sheath commonly produces what?

A

complete block of upper extremity

18
Q

brachial plexus: Of the 6 divisions, 3 are ___ and 3 are ____

A

ventral (anterior) and dorsal (posterior)

19
Q

Brachial plexus: each cord divides into __ branches and become ____

A

2, peripheral nerves

20
Q

brachial plexus: the lateral cord becomes which two nerves?

A

musculocutaneous and lateral root of median nerve

21
Q

brachial plexus: the medial cord because which two nerves?

A

medial root of medial nerve and ulnar nerve

22
Q

brachial plexus: the posterior cord becomes which two nerves?

A

axillary and radial

23
Q

what is the motor response to radial nerve stimulation

A

wrist extension, metacaropo-phalangeal extension, thumb abduction

24
Q

what is the motor response to musculocutaneous nerve stimulation

A

biceps flexion

25
Q

which nerve passes into the forearm through the carpel tunnel?

A

median nerve

26
Q

what is the motor response to median nerve stimulation

A

wrist flexion, fingers’ flexion, thumb opposition

27
Q

what is the motor response to ulnar nerve stimulation

A

ulnar deviation of the wrist, metacarpo-phalangeal flexion, thumb adduction

28
Q

the lumbosacral plexus is formed by ventral rami of what spinal levels?

A

L1-S5

may include T12

29
Q

iliohypogastric nerve is formed from ___

A

T12-L1

30
Q

ilioinguinal nerve is formed from ___

A

T12-L1

31
Q

genitofemoral nerve is formed from ___

A

L1-L2

32
Q

pudendal nerve is formed from anterior divison of ___

A

S2-S4

33
Q

lateral femoral curaneous nerve is from posterior divison of _____

A

L2-L3

34
Q

posterior femoral cutaneous nerve is formed from anterior and posterior ____

A

S1-S3

35
Q

obturator nerve is from anterior division ___

A

L2-L4

36
Q

femoral nerve is from posterior division ___

A

L2-L4

37
Q

sciatic nerve is formed by the junction of???

A

tibial nerve (anterior) L4-S3 (largest) and common peroneal nerve (posterior) L4-S2

38
Q

what are the 5 nerves that innervate the foot?

A

common peroneal, saphenous, superficial peroneal, sural, deep peroneal

39
Q

what is the motor response to superficial peroneal nerve stimulation?

A

abduction of foot, eversion of foot

40
Q

what is the motor response to deep peroneal nerve stimulation ?

A

toes toward calf (dorsiflexion?)

41
Q

what is the response to tibial nerve stimulation

A

plantar flexion of foot and toes

inversion of foot

APA3 levi 2019 S.Horvath (16 decks)

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