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Pharmocology > CARDIAC BETA BLOCKER (EXAM 2) > Flashcards

CARDIAC BETA BLOCKER (EXAM 2) Flashcards

1
Q

what does beta 1 do

A

-increase HR
-increase renin secretion=Increase BP

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2
Q

what does beta 2 do

A

-dilate bronchioles
-promote gastrointestinal and uterine relaxation
-increase blood flow in skeletal muscle

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3
Q

is beta 1 selective or non selective

A

they are cardio selective

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4
Q

who is beta 1 used with

A

patients with history of asthma and COPD

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5
Q

Side effects of beta 1

A

fatigue
dizziness
dry mouth
peripheral edema

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6
Q

is beta 2 selective or non selective

A

non selective

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7
Q

who should you not use beta2 in?
why?

A

-those with asthma and COPD
-cause bronchoconstriction and exacerbation of asthma and COPD

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8
Q

what do beta blockers do?

A

decrease the effects of the sympathetic N.S

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9
Q

adverse reactions of beta2

A

SOB
productive cough

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10
Q

the cough associated with beta blockers is a manifestation of?

A

bronchospasm

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11
Q

interventions with beta blockers

A

-monitor HR
-monitor for palpitation
-monitor s/s of heart failure
-DO NOT STOP SUDDENLY

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12
Q

should you stop beta blockers suddenly?

A

NO

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13
Q

interactions with beta blocker

A

NSAIDS
Alcohol
Anesthetics

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14
Q

what are the contraindications with beta blockers

A

Bradycardia
Hypotension
Acute heart failure

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15
Q

what should you do before administering beta blockers (CARDIAC)

A

-obtain BP, HR and heart rhythm
-monitor blood studies

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16
Q

what blood studies do we monitor with beta blockers

A

liver function
blood glucose

17
Q

should beta blockers be crushed

A

NOOOOO especially extended release

18
Q

administration of beta blockers

A

give with meals
alert for adverse reactions

19
Q

what to monitor with beta blockers

A

HR
BP
Heart rhythm

20
Q

S/S of beta blocker toxicity

A

blurred vision
very slow HR
hypotension
SOB
swelling in legs
change in LOC
dizziness

21
Q

what is the treatment of beta blocker toxicity

A

support ABC
administer antidote =glucagon IV

22
Q

what is the antidote of beta blocker toxicity

A

Glucagon IV

23
Q

what is metoprolol

A

it is a beta blocker

24
Q

uses of metoprolol

A

control hypertension
acute myocardial infarction
angina
HF

25
Q

MOA of beta blocker

A

promote blood pressure reduction via beta 1 blocker

26
Q

contraindication of beta blocker

A

heart block
cardiogenic shock
hypotension
acute HF
bradycardia

27
Q

what increases bradycardia and heart block with what drugs

A

digitalis
clonidine
SSRIs
MAOIs

28
Q

side effects of bradycardia

A

fatigue
dizziness
dry mouth
depression
erectile dysfunction

29
Q

what are life threatening effects of beta blocker (metoprolol)

A

dysrhythmias
bronchospasm
HF
agranulocytosis

Pharmocology (14 decks)

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