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Understanding Pharmacology: Essentials for Medication Safety

M. Linda Workman; Linda A. LaCharity

Chapter 18

Drug Therapy for Dysrhythmias - all with Video Answers

Educators

Chapter Questions

Problem 1

Which pulse site should you teach the patient to use to monitor his or her heart rate?
A. Carotid
B. Brachial
C. Radial
D. Femoral

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Problem 2

What is a common side effect of atropine?
A. Tachycardia
B. Bradycardia
C. Dizziness
D. Confusion

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Problem 3

What will you teach the patient to always do before taking his or her dose of digoxin?
A. Check his or her oral temperature.
B. Pour a full glass of fluid to drink when taking the drug.
C. Take the drug with an antacid to prevent GI side effects.
D. Take his or her radial pulse for a full minute.

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Problem 4

What must you do before giving any antidysrhythmic drug by the IV route?
A. Make sure that the IV is at least a 20-gauge catheter.
B. Hang a bag of normal saline to infuse with the drug.
C. Check the IV site for patency and signs of infection.
D. Place a new IV catheter to be used only for the drug.

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Problem 5

Which side effect of beta blockers may cause a younger male patient to not take his dose?
A. Insomnia
B. Erectile dysfunction
C. Weakness
D. Dizziness

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Problem 6

A patient with an irregular and rapid heart rate is dizzy, light-headed, and short of breath. How will administration of digoxin (Lanoxin) treat this dysrhythmia? (Select all that apply.)
A. Stimulates the heart to beat faster
B. Blocks the number of electrical impulses passing through the AVnode
C. Increases the strength of heart contractions
D. Increases the demand for blood supply to the heart
E. Decreases excitability of heart muscle cells

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Problem 7

For which dysrhythmia does the nurse anticipate administration of IV atropine (atropine sulfate)?
A. Ventricular tachycardia
B. Symptomatic bradycardia
C. Atrial fibrillation
D. Supraventricular tachycardia

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Problem 8

What action must you take for a patient who is prescribed flecainide (Tambocor) $100 \mathrm{mg}$ orally every 12 hours and whose heart rate is 72 beats per minute?
A. Give the drug as prescribed.
B. Give half the prescribed dosage.
C. Hold the dose and notify the prescriber.
D. Document the heart rate.

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Problem 9

A patient asks you why amiodarone (Cordarone) has been prescribed for atrial fibrillation. What is your best response?
A. "It will increase your heart rate."
B. "It will slow your heart rate."
C. "It will keep your heart in a normal rhythm."
D. "It will increase the force of contraction in your heart."

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Problem 10

What priority action do you take after giving a patient a dose of sotalol (Betapace) $80 \mathrm{mg}$ orally every 12 hours?
A. Monitor for changes in heart rate.
B. Count the apical heart rate for 2 full minutes.
C. Place the patient on a heart monitor.
D. Check the dosage with another nurse or pharmacist.

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Problem 11

Which side effect is commonly developed by patients taking the class Ia antidysrhythmic drug disopyramide (Norpace)?
A. Gastrointestinal upset
B. Hypotension
C. Dizziness
D. Constipation

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Problem 12

For which symptom do you monitor for an older adult patient receiving intravenous lidocaine for frequent premature ventricular contractions?
A. Hypotension
B. Confusion
C. Nausea and vomiting
D. Constipation

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Problem 13

What symptoms would you teach patients to report to the prescriber immediately for a prescription for tocainide (Tonocard)? (Select all that apply.)
A. Irregular heart rhythm
B. Abdominal pain
C. Shortness of breath
D. Heart rate less than 60 beats per minute
E. Feeling tired and sleepy

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Problem 14

For which side effect do you monitor after giving the class Ic antidysrhythmic drug propafenone (Rythmol)?
A. Dizziness
B. Confusion
C. Tremors
D. Nausea

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02:18

Problem 15

A patient is to receive digoxin (Lanoxin) $0.25 \mathrm{mg}$ once a day. The pharmacy sends digoxin 0.125 mg tablets. How many tablets will you give? tablets

Willis James
Willis James
Numerade Educator
01:17

Problem 16

A child who weighs $21 \mathrm{~kg}$ is to be given an IV dose atropine $0.02 \mathrm{mg} / \mathrm{kg}$. How many milligrams will you give? $\mathrm{mg}$

Hailey Tomashek
Hailey Tomashek
Numerade Educator

Problem 17

The prescriber has ordered adenosine (Adenocard) $6 \mathrm{mg}$ IV rapidly over $1-2$ seconds. Adenosine is available in vials containing $3 \mathrm{mg} / 1 \mathrm{~mL}$. How many $\mathrm{mL}$ will you give? $\mathrm{mL}$

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