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252 Final > Chapter 22 > Flashcards

Chapter 22 Flashcards

1
Q

What nervous system do cholinergic blocking drugs target

A

Parasympathetic

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2
Q

What neurotransmitter to cholinergic blocking drugs inhibit

A

Acetylcholine

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3
Q

What are other names for cholinergic blocking drugs

A

Anticholinergics
Antimuscarinic drugs
Parasympatholytics

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4
Q

How do cholinergic blocking drugs work in the body

A

Block ACh from binding at receptors

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5
Q

What do cholinergic blocking drugs do to the heart in small doses

A

Decrease HR

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6
Q

What do cholinergic blocking drugs do to the heart in large doses

A

Increase HR

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7
Q

What do cholinergic blocking drugs in small amount do to CNS

A

Decrease muscle rigidity and tremors

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8
Q

What do cholinergic blocking drugs do in large doses to the CNS

A

Drowsiness
Disorientation
Hallucination

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9
Q

What do cholinergic blocking drugs do to the eyes

A

Dilate pupils

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10
Q

What do cholinergic blocking drugs do to the GI

A

Slow or stop motility and secretions

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11
Q

What do cholinergic blocking drugs do to the GU

A

Cause urinary retention

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12
Q

What do cholinergic blocking drugs do to sweating

A

Stop it

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13
Q

What do cholinergic blocking drugs do to the respiratory system

A

Broncho dilation
Reduce secretions

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14
Q

When should cholinergic blocking drugs not be given

A

Glaucoma
Myasthenia gravis
Obstruction in GI or GU

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15
Q

Cholinergic blocking drugs interact with what 4 meds

A

Amantadine
Antihistamines
Phenothiazines
Digoxin

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16
Q

What is the antidote for atropine toxicity

A

Physostigmine

17
Q

Why would anticholinergics cause increased risk of heat stroke in elderly

A

Impairs sweating

252 Final (12 decks)

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