ANS Flashcards

1
Q

What 2 neurotransmitters have adrenergic receptors?

A

epinephrine
norepinephrine

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2
Q

Parasympathetic receptors

A

cholinergic

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3
Q

Sympathetic receptors

A

adrenergic

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4
Q

Catecholamines involved with sympathetic system?

A

norepinephrine
epinephrine
dopamine

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5
Q

Alpha sympathetic receptors action

A

vasoconstriction, CNS stimulation

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6
Q

Beta sympathetic receptors action

A

bronchial, GI, uterine relaxation, cardiac stimulation

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7
Q

Vasoactive Adrenergic Agonist Drugs (5)

A

doubutamine
dopamine
epinephrine
norepinephrine
phenylephrine

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8
Q

Mechanism of action of vasoactive adrenergic agonist drugs

A

stimulate beta1 receptors
1. increase contraction
2. increase heart rate
3. increase conduction

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9
Q

What is one contraindication of vasoactive adrenergic agonist drugs?

A

pheochromocytoma

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10
Q

What are 3 side effects of vasoactive adrenergic agonist drugs?

A
  1. loss of appetite
  2. dry mouth
  3. n/v
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11
Q

What are 2 interactions of vasoactive adrenergic agonist drugs?

A

MAOIs
Antihistamines

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12
Q

What are 2 nursing implications of vasoactive adrenergic agonist drugs?

A
  1. cause increase in ADH, corticosteroids, glucose
  2. titrated to response
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13
Q

Alpha blockers drugs ending

A

-zosin

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14
Q

What are 2 indications of alpha blockers?

A

hypertension
BPH

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15
Q

What drug is specific to BPH?

A

flomax

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16
Q

Mechanism of action of alpha blockers

A

block stimulation of alpha 1 receptors
1. vasodilation
2. reduce smooth muscle tone in bladder and prostate

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17
Q

What neurotransmitter do alpha blockers specifically block?

A

noepinephrine

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18
Q

What is 1 contraindication of alpha blockers?

A

peripheral vascular disease

19
Q

What are 4 interactions of alpha blockers?

A
  1. beta blockers
  2. erectile dysfunction drugs
  3. warfarin
  4. epinephrine
20
Q

Beta blockers drug ending

21
Q

Mechanism of action of beta blockers

A
  1. reduces myocardial stimulation
  2. bronchial muscle contraction
22
Q

What is 1 contraindication of beta blockers?

A

raynaud’s disease

23
Q

What are 4 interactions of beta blockers?

A
  1. antacids
  2. diuretics
  3. oral hypoglycemic drugs
  4. digoxin
24
Q

What is 1 nursing implication for beta blockers?

25
What are the 3 indications of cholinergic drugs?
1. reduce intraocular pressure 2. bladder/GI motility 3. alzheimer's
26
What 2 cholinergic drugs treat increased intraocular pressure?
carbachol pilocarpine
27
What cholinergic drug treats urinary retention?
urecholine
28
What cholinergic drug treats alzheimer's ?
Aricept
29
What is an antidote to cholinergic drugs?
atropine
30
What are 4 contraindications of cholinergic drugs?
1. GI or GU tract obstruction 2. hyperthyroidism 3. epilepsy 4. COPD
31
What is the abbreviation for a cholinergic crisis?
SLUDGE
32
What does SLUDGE stand for?
Salivation Lacrimation Urinary incontinence Diarrhea GI cramps Emesis
33
What is 1 interaction of cholinergic drugs?
antihistamines
34
What is 1 nursing implication for cholinergic drugs?
dc slowly
35
What is the mechanism of action for anticholinergics?
block muscarinic receptors
36
What are 9 indications of anticholinergics?
1. parkinson's 2. bradycardia 3. bronchospasm 4. bronchitis 5. asthma 6. COPD 7. IBD 8. urinary incontinence 9. common cold
37
What anticholinergic treats IBD
bentyl
38
What anticholinergic dries secretions
robinul
39
What 2 anticholinergic drugs promote urinary retention?
ditropan detrol
40
What anticholinergic drug treats motion sickness
scopolamine
41
What is the antidote for anticholinergics?
physostigmine
42
What are 4 contraindications for anticholinergics?
1. glaucoma 2. GI/GU tract obstruction 3. acute respiratory distress 4. cardiac instability
43
What are 3 interactions of anticholinergics?
antihistamines TCAs digoxin
44
What is 1 nursing implication of anticholinergics?
educate that dilated pupils may cause blurred vision