Class II Antidysrhythmic Drugs (Beta Blockers) Exam 2023 with complete solution
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Class II Antidysrhythmic Drugs
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Class II Antidysrhythmic Drugs
Class II Antidysrhythmic Drugs (Beta Blockers) Exam 2023 with complete solution
Beta blockers work by blocking the action of which catecholamine(s)?
Select all that apply.
Serotonin
Histamine
Dopamine
Epinephrine
Norepinephrine
Epinephrine
Beta blockers block the action o...
Class II Antidysrhythmic Drugs (Beta Blockers) Exam
2023 with complete solution
Beta blockers work by blocking the action of which catecholamine(s)?
Select all that apply.
Serotonin
Histamine
Dopamine
Epinephrine
Norepinephrine
Epinephrine
Beta blockers block the action of the catecholamine epinephrine. This action decreases
heart rate and blood pressure.
Norepinephrine
Beta blockers block the action of the catecholamine norepinephrine. This action
decreases heart rate and blood pressure.
Which medication is classified as a nonselective beta blocker?
Atenolol
Acebutolol
Metoprolol
Propranolol
Propranolol
What percentage of the drug metoprolol IV is excreted in the urine within 24
hours?
10%
25%
, 50%
85%
85%
Metoprolol is metabolized and excreted by the liver. When it is given intravenously, 85%
of a dose of metoprolol is excreted in urine within 24 hours.
What is the half-life of propranolol?
1 to 2 hours
2 to 3 hours
3 to 6 hours
5 to 6 hours
3 to 6 hours
Beta blockers are well absorbed orally. The half-life of propranolol is 3 to 6 hours.
---------------------------------------------------
Which nursing assessment would be of highest priority when administering a
beta blocker?
Heart rate
Daily weight
Respiratory rate
Intake and output
Heart rate
When antidysrhythmics are administered, the nurse should monitor vital signs, focusing
on heart rate and blood pressure; if HR is <60 beats/min, the nurse should notify the
health care provider.
Propranolol is contraindicated in a patient with which condition?
Select all that apply.
Diabetes
Heart failure
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