ANS Flashcards

1
Q

neurotransmitters of ANS

A

norepinephrine
acetylcholine

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2
Q

norepinephrine receptors

A

alpha and beta

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3
Q

acetylcholine receptors

A

muscarinic and nicotinic

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4
Q

alpha-1 effects on what tissue and with what action

A

-vascular smooth muscle- contraction
-pupillary dilator muscles-contraction (dilate
pupil)
-pilomotor smooth muscle-erects hair
-prostate-contraction
-heart-increase force of contraction
(increase HR)

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5
Q

alpha 2
tissue-effects

A

-platelets-aggregation
-adrenergic and cholinergic nerve terminals-
inhibition of transmitter release
-some vascular smooth muscle-contraction
-fat cells-inhibition of lipolysis

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6
Q

Beta-1
tissue-effects

A

-heart-increases force and rate of
contraction (increase HR)

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7
Q

Beta-2
tissue-effects

A

-respiratory, uterine, and vascular smooth
muscle-promotes smooth muscle
relaxation
-skeletal muscle-promotes potassium
uptake
-liver-activates glycogenolysis (increases BS)

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8
Q

Alpha-1 Agonists medications

A

-midodrine
-naphazoline

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9
Q

midodrine indication

A

orthostatic hypotension

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10
Q

naphazoline indication

A

reduce redness in eyes

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11
Q

Alpha-1 adverse effects

A

supine htn, piloerection (goosebumps)

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12
Q

Alpha-2 agonist medication

A

clonidine, guanfacine, methyldopa

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13
Q

clonidine indications

A

htn, add/adhd in children, opioid withdrawal symptoms

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14
Q

guanfacine indications

A

htn, add/adhd in children

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15
Q

methyldopa indication

A

htn

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16
Q

Alpha-2 agonists adverse effects

A

-drowsiness, fatigue, dizziness
-orthostatic hypotension
-rebound htn if d/c abruptly

17
Q

Alpha-1 Antagonist indications

A

htn, bph

18
Q

Alpha-1 Antagonists medications

A

-doxazosin, terazosin, prazosin- less selevtive- htn

-tamsulosin, alfuzosin, silodosin-more selective-bph

19
Q

Alpha-1 Antagonist adverse effects

A

orthostatic hypotension, fluid retention, dizziness, headache, fatigue

20
Q

Beta-2 Agonist medications

A

albuterol, levalbuterol, salmeterol, formoterol

21
Q
A