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FOM 2 > phys- autonomics > Flashcards

phys- autonomics Flashcards

1
Q

visceral =

A

involuntary

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2
Q

somatic =

A

voluntary

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3
Q

visceral efferent =

A

parasympathetics

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4
Q

sympathetic response =

A

fight or flight

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5
Q

parasympathetic response =

A

rest and digest

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6
Q

sympathetic pathway

location

A

thoracolumbar

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7
Q

sympathetic pathway

fiber length

A

short preganglionic
long postganglionics

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8
Q

sympathetic pathway

location of ganglia

A

paired paravertebral, prevertebral

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9
Q

sympathetic pathway

degree of collateral branching

A

branched
-allows for activation of more postganglionic cells

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10
Q

parasympathetic pathway

degree of collateral branching

A

not branched

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11
Q

parasympathetic pathway

location of ganglia

A

at / near organ

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12
Q

parasympathetic pathway

fiber length

A

long preganglionic
short postganglionic

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13
Q

parasympathetic pathway

location

A

craniosacral

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14
Q

parasympathetic responses

A

constricts pupils, bronchi, bladder

stimulates salivation, digestion, gallbladder

relaxes heart, rectum

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15
Q

sympathetic responses

A

dilates pupils

relaxes bronchi, bladder

stimulates heart, glucose release by liver, epi / norepi release by kidney, rectum

inhibits salivation, digestion

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16
Q

acetylcholine (Ach)

for what nerve type
ganglia location
nerve terminal location

A

cholinergic nerves
all sympathetic + parasympathetic ganglia
parasympathetic postganglionic nerve terminals

17
Q

2 types of cholinergic receptors

A

muscarinic receptors (M)

nicotinic receptors (N)

18
Q

2 types of adrenergic receptors + their subtypes

A

alpha
-alpha 1
-alpha 2

beta
-beta 1
-beta 2
-beta 3

19
Q

norepinephrine (NE)

for what nerve type
nerve terminal location

A

adrenergic nerves
most sympathetic postganglionic nerve terminals

20
Q

sympathetic postganglionic nerve terminals that norepinephrine is not at (the 3 exceptions)

A

sweat glands
kidneys
adrenal gland

21
Q

epinephrine (EPI)

released from

A

from adrenal medulla in response to sympathetic signal

22
Q

eyes

sympathetic response

A

pupil dilates (mydriasis)
-dilator pupillae m. contracts (alpha 1)
-ciliary m. relaxes (beta 2)

aqueous humor produced by ciliary epithelium (beta 2)

23
Q

eyes

parasympathetic response

A

pupil constricts (miosis)
-sphincter pupillae m. contracts (M)
-ciliary m. contracts (M)

lacrimal gland produces tears (M)

24
Q

heart

sympathetic response

A

increase HR and force of contraction (beta 1)

25
Q

heart

parasympathetic response

A

decrease HR and force of contraction (M)

26
Q

blood vessels

sympathetic response

A

vasoconstriction in skin, abdomen, renal area (alpha 1)

vessels in skeletal muscle relax (beta 2)

27
Q

blood vessels

parasympathetic response

A

blood vessels not usually innervated by parasympathetic fibers

28
Q

lungs

sympathetic response

A

smooth muscle dilation (beta 2) due to epi released by adrenal gland

29
Q

lungs

parasympathetic response

A

bronchoconstriction (M)

30
Q

GI

sympathetic response

A

muscle walls relax (beta 2)

sphincters contract (alpha 1)

31
Q

GI

parasympathetic response

A

muscle walls contract (M)

sphincters relax (M)

32
Q

reproductive- male

sympathetic response

A

ejaculation (alpha 1)

33
Q

reproductive- male

parasympathetic response

A

erection (M)

34
Q

reproductive- female

sympathetic response

A

orgasm (alpha 1)

35
Q

reproductive- female

parasympathetic response

A

lubrication (M)

36
Q

metabolism

sympathetic response only

A

increases gluconeogenesis (beta 2, alpha 1)
increases glycogenolysis (beta 2, alpha 1)
increases lipolysis (beta 3)

37
Q

glands

sympathetic response

A

eccrine glands are thermoregulatory

apocrine glands stimulate sweat (alpha 1)

salivatory glands produce viscous, low volume saliva (alpha 1)

38
Q

glands

parasympathetic response

A

salivatory glands produce watery, high volume saliva (M)

lacrimal gland produces tears (M)

39
Q

predominant tone

A

influence on the body at rest

FOM 2 (8 decks)

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