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ANS Receptors and Actions > ANS receptors > Flashcards

ANS receptors Flashcards

1
Q

Myocardium SNS receptor

A

B1: inc contract, inc HR, inc conduction speed

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2
Q

Myocardium PNS receptor

A

M2: dec contractility, dec HR, dec conduction velocity

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3
Q

VASC: arteries

A

a1>a2

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4
Q

VASC: veins

A

a2>a1

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5
Q

VASC BEDS: myocardium

A

B2 dilates

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6
Q

VASC BEDS: skeletal muscle

A

B2 dilates

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7
Q

VASC BEDS: renal

A

Dopa dilates

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8
Q

VASC BEDS: mesenteric

A

DOPA dilates

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9
Q

Bronchial tree: SNS

A

B2 dilates

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10
Q

Bronchial tree: PNS

A

M3 constricts

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11
Q

Kidney: renal tubules

A

a2 diureses (ADH production)

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12
Q

Kidney: renin release

A

B1 increases renin release

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13
Q

EYE: sphincter (iris)

A

M contracts (miosis)

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14
Q

EYE: radial m

A

a1 contraction (mydriasis)

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15
Q

EYE: ciliary m

A

SNS= b2 relax (far vision), PNS=M (contraction (near vision)

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16
Q

GI SNS

A

a1 sphincter contraction, a1 a2 b1 b2 dec motility and tone a2 decrease drooling b2 relaxes ducts

17
Q

GI PNS

A

M: relax sphincter, increase motility and tone, inc drooling, contraction of ducts

18
Q

PANCREAS: Islet cells a2

A

dec insulin

19
Q

PANCREAS: Islet cells b2

A

inc insulin

20
Q

LIVER

A

a1/b2 inc serum gluc

21
Q

Uterus a1

A

contraction

22
Q

uterus b2

A

relaxation

23
Q

Bladder SNS

A

a1 sphincter contract, b2 detrusor relax

24
Q

Bladder PNS

A

M relax sphincter, contract detrusor

25
Q

SWEAT!

A

a1 sweaty

M sweaty

26
Q

ALPHA 2

A

dec SNS, inc PNS, sedation, antishivering, vasoconstrict (might see HTN at first), inhibit ADH (diuresis), DEC INSULIN r/l, DRY MOUTH, dec gut motility

ANS Receptors and Actions (1 decks)

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