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Gross Anatomy Block 1 > Block 2 Autonomic Nervous System > Flashcards

Block 2 Autonomic Nervous System Flashcards

1
Q

ANS is solely blank

A

efferent

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2
Q

two ANS subdivisions

A

sympathetic, parasympathetic

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3
Q

emybronic origin of sympathetic and parasympathetic

A

neural crest

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4
Q

preganglionic neuron is in the blank

A

cns

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5
Q

postganglionic neuron is in the blank

A

pns

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6
Q

preganglionic sympathetic fibers travel in the blank root of the spinal nerve before entering sympathetic trunk via blank

A

ventral, white rami communicans

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7
Q

postganglionic sympathetic fibers are contained within ever spinal nerve and goes to where

A

all hair follics, blood vessels, sweat glands

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8
Q

preganglionic parasympathetic fibers leave the spinal nerve as the blank

A

pelvic splanchnic nerves

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9
Q

site of information exchange within nervous system

A

synapse

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10
Q

cell body and fiber originate in the brain and spinal cord

A

preganglionic

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11
Q

cell body and fiber originates in PNS within a ganglion

A

postganglionic

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12
Q

collection of cell bodies in cns

A

nucleus

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13
Q

collection of cell bodies in pns

A

ganglion

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14
Q

preganglionic neuron is always in the blank of the cns

A

lateral horn

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15
Q

sympathetic preganglionic neuron originates at one of these levels of the spinal cord

A

T1-L2 or L3

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16
Q

postganglionic neuron is always in the pns and can be located in the blank or blank

A

sympathetic trunk, prevertebral ganglia

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17
Q

paired chains of ganglia connected by nerve fibers, location of sympathetic ganglia

A

sympathetic trunk

18
Q

sympathetic trunk location

A

paravertebral

19
Q

two sides of sympathetic trunk unite in the coccygeal region as the blank

A

ganglion impar

20
Q

prevertebral ganglia are associated with unpaired blank

A

visceral arteries (celiac, superior mesenteric, inferior mesenteric)

21
Q

input to the sympathetic trunk is via 14 pairs of the blank

A

white rami communicantes

22
Q

output from the sympathetic trunk is via 31 pairs of blank

A

gray rami communicantes

23
Q

preganglionic neurotransmitter is blank

24
Q

postganglionic nt is usually blank

A

norepinephrine

25
Q

postganglionic fibers to sweat glands are an exception and use blank as an nt instead of blank

A

ach, norepinephrine

26
Q

four major groups of ganglia that preganglionic fibers can terminate in without synapsing

A

greater, lesser, least, lumbar splanchnics

27
Q

greater splanchnic nerve synapses in blank and supplies blank

A

celiac ganglia, foregut

28
Q

lesser and least splanchnic nerves synapse in the blank and supplies blank

A

aorticorenal ganglia, kidney

29
Q

superior mesenteric ganglion supplies blank

30
Q

no splanchnic nerve goes directly into the blank

A

superior mesenteric ganglion

31
Q

lumbar splanchnic nerve synapses in blank and supplies blank

A

inferior mesenteric ganglion, hindgut

32
Q

prevertebral ganglia are located blank to vertebral column

33
Q

postganglionic sympathetic fibers from prevertebral ganglia are distributed to blank

A

abdominal organs

34
Q

thoracolumbar contains blank

A

sympathetics

35
Q

craniosacral contains blank

A

parasympathetics

36
Q

CN3 innervates sphincter pupillae for the light response via blank

A

short ciliary nerves

37
Q

postganglionic parasympathetic fibers innervate these

A

some cranial nerves, submandibular/sublingual glands

38
Q

cn9 parasympathetic fibers travel with the blank and synapse in the blank

A

lesser superficial petrosal nerve, otic ganglia

39
Q

preganglionic fibers of vagus nerve go all the way to the gut and these ganglia are called blank

A

terminal ganglia

40
Q

parasympathetic nt

41
Q

sacral portion of parasympathetic preganglionic fibers control blank

A

reproductive organs, sexual response, micturition, defecation

Gross Anatomy Block 1 (26 decks)

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