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Pharm unit 2 > ANS terms > Flashcards

ANS terms Flashcards

1
Q

Acetylcholine is the ____

A

primary NT of parasympthetic nervous system

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2
Q

Acetylcholinesterase

A

enzyme that breaks down acetylcholine

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3
Q

Acetylcholinesterase inhibitors

A

increase concentration and effective acetylcholine

often used for alzheimers

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4
Q

Agonist

A

mimics the actions of a NT

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5
Q

Antagonists

A

blockers
prevent things from bindind
slow or stop action

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6
Q

Peripheral nervous system
divisions

A

somatic and autonomic

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7
Q

somatic nerves

A

go to the skin and muscles
conscious activities

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8
Q

autonomic nerves

A

to visceral organs
unconscious/involuntary activities

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9
Q

autonomic nervous system divisions

A

sympathetic
parasympathetic

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10
Q

symapthetic division

A

fight or flight

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11
Q

parasympathetic division

A

rest and digest

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12
Q

sympathetic nervous system receptors

A

Alpha-1, Alpha-2, Beta-1, Beta-2

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13
Q

Alpha-1

A

vasoconstriction
⬆ peripheral resistance
⬆BP
mydriasis (pupil dilation)
⬆closure of bladder sphincters
NE > E

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14
Q

Alpha-2

A

inhibits norepinephrine, acetylcholin, and insulin release
E > NE

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15
Q

Beta-1

A

⬆HR
⬆Lipolysis
⬆Myocardial contractibility
⬆Renin
E = NE

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16
Q

Beta-2

A

Vasodilation
⬇peripheral resistance
Bronchodilation
⬆Glycogenolysis
⬆Glucagon Release
Relaxes uterine muscle
E&raquo_space; NE

17
Q

Adrenergic receptors

A

SNS
Alpha and Beta

18
Q

Beta receptors

A

+++epinephrine
smooth muscle relaxation

19
Q

Alpha receptors

A

+++Norepinephrine
Smooth mucle contraction

20
Q

Adrenergics

A

epi and norepi
stimulate adrenergic recepors
SNS response

aka Adrenergic agonists and sympathomimetics

21
Q

Epineprhine has a greater effect on the ___

A

heart

22
Q

Norepinephrine has a greater effect on the ___

A

blood vessels

23
Q

Positive chronotropic

A

↑HR

24
Q

Positive chronotropic effect

A

↑ HR

25
Q

Negative chronotropic effect

A

↓ HR

26
Q

Positive inotropic effect

A

↑ Force of contraction

27
Q

Negative inotropic effect

A

↓ Force of contraction

28
Q

Positive dromotropic effect

A

↑ Speed of conduction from SA to AV node

29
Q

Negative dromotropic effect

A

↓ Speed of conduction from SA to AV node

30
Q

Acetylcholine effects

A
  • urination
  • myosis (pinpoint pupils)
  • Bradycardia
  • Bronchospasm
  • Emesis
  • Lacrimation
  • Salivation and sweating

Pharm unit 2 (15 decks)

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