Spinal Anatomy PNS & ANS 21% (Cranial Nerves, ANS, & ENS) Flashcards Preview

NBS Spinal Anatomy > Spinal Anatomy PNS & ANS 21% (Cranial Nerves, ANS, & ENS) > Flashcards

Flashcards in Spinal Anatomy PNS & ANS 21% (Cranial Nerves, ANS, & ENS) Deck (57):
1

What is the saying to remember which cranial nerves are motor, sensory, or both?

Some say money matters but my brother says big boobs matter most

2

What is the saying to remember which opening each cranial nerve passes through?

Come On SOfia SOfia SOfia ROll OVer SOfia I AM In A Mood (for) JUGs JUGs JUGs Hello!

3

What is the function of the CN 1?

smell

4

What is the function of CN ll?

Vision

5

What is the function of CN lll?

Motor to the eye muscles EXCEPT lat. rectus & sup. Oblique

SO4 LR6/3

6

What is the function of CN lV?

Motor to superior oblique

7

What is the function of CN V?

Sensory: Face & tongue

Motor: Muscles of mastication

8

What are the branches of CN V?

V1 Ophthalmic

V2 Maxillary

V3 Mandibular

9

What is the function of CN Vl?

Motor to lateral rectus

10

What is the function of CN Vll?

Sensory: anterior 2/3 of tongue (taste)

Motor: Facial expression

11

What is the function of CN Vlll?

Balance & hearing (equilibrium)

12

What is the function of CN lX?

Sensory: Posterior 1/3 of tongue (taste)

Motor: secretion of parotid gland

13

What is the function of CN X?

Sensory: Bitter tast epiglottis; External auditory meatus

Motor: to larynx and pharynx

14

What is the function of CN Xl?

Motor to SCM & Trapezius

15

What is the function of CN Xll?

Motor to tongue

16

What is it called when you have a lesion of CN l and cannot smell?

anosmia

17

Which CN is associated with edinger Westphal?

CN lll

18

What is the largest CN?

CN V

19

What is the smallest CN? 

CN lV

20

Which cranial nerve is affected in Bells Palsy? 

CN Vll (superior salivary, branch of chorda tympani)

21

Damage to CN V can cause what condition? (known by two names)

Trigeminal neuroglia (Tic douloureux) pain of the Trigeminal nerve

22

What is the ganglion associated with CN Vlll?

Vestibular ganglion (of SCARPA)

23

What is the nucleus associated with CN lX?

Nucleus Ambiguous (inf. Salivatory)

24

What is the aka for CN X?

Wanderer

25

What is the nuclei associated with CN X?

Parasympathtic  Dorsal Motor Nucleus

26

What is the nucleus associated with CN XI?

Nucleus ambiguous

27

What is the nucleus associated with CN Xll?

Hypoglossal 

28

What bone do most CN's transverse through?

sphenoid

29

When there is damage to the Vagus nerve it can be seen physically by what structure?

The uvula will point away from the side of lesion

30

If there is damage to the hypoglossal nerve which way will the tongue point?

Towards the lesion

31

Which CN are parasympathetic?

lll, Vll, lX, X (90% of body)

32

Where does the middle meningeal artery exit?

foramen spinosum

33

Where does the internal carotid artery exit?

Foramen lacerum

34

Injury to the PTERION (jxn of sphenoid, temporal, frontal, and pareital bones) "hockey puck" can cause damage to what vasculature?

middle meningeal artery, possible death

35

What does the ANS innervate?

involuntary structures such as heart, smooth muscle, and glands

36

Where are the sympathetics located?

T1-L1/L2 (thoracics

37

Which is true for sympathetics:

a. SHORT PREganglionic

b. SHORT POSTganglionic

a. SHORT PREganglionic

38

Which is true for sympathetics:

a. LONG PREganglionic

b. LONG POSTganglionic

b. LONG POSTganglionic

39

What neurotransmitter is released by the SHORT PREganglionic axons of the sympathetics?

ACH

40

Which neurotransmitter is released by LONG POSTganglionic axons of the sympathetics?

Epinephrine and norepinephrine

41

What do the parasympathetics consist of?

CN: lll, Vll, lX, X (mainly X)

S2-S4

42

Which is true about parasympathetic axons?

a. SHORT PREganglionic

b. LONG PREganglionic

b. LONG PREganglionic

43

Which is true for parasympathetic axons?

a. LONG POSTganglionic

b. SHORT POSTganglionic

b. SHORT POSTganglionic

44

What is the only neurotransmitter released by the parasympathetics (both pre and postganglionic fibers)?

ACH

45

Which is associated with chain ganglion?

a. sympathetics

b. parasympathetics

a. sympathetics

46

What does the Enteric division control?

GI track

47

What are the two types of neurons (ganglia) of the ANS?

1. Myenteric (Auerbach's)

2. Submucosal (Meissner's)

48

Which of the following is motor innervation for both layers of tunica muscularis?

a. Myenteric (Auerbach's)

b. Submucosal (Meissner's)

a. Myenteric (Auerbach's)

49

Which of the following is both parasympathetic and sympathetic?

a. Myenteric (Auerbach's)

b. Submucosal (Meissner's)

a. Myenteric (Auerbach's)

50

Which of the following is secretomotor to lumen?

a. Myenteric (Auerbach's)

b. Submucosal (Meissner's)

b. Submucosal (meissner's)

51

Which of the following is parasympathetic only?

a. Myenteric (Auerbach's)

b. Submucosal (Meissner's)

b. submucosal (Meissner's)

52

How many enteric neurotransmitters are there?

over 30

53

Where is 95% of serotonin and 50% of dopamine found?

in bowels

54

What considered the 2nd brain of the body?

ENS

55

What % of the immune system depends on the gut to kill invaders?

70%

56

What part of the actual spinal cord are sympathetics associated with?

lateral horn

57