Chapter 28 Drugs Used to Treat Heart Failure

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Chapter 28  Drugs Used to Treat Heart Failure

 

 

Complete Chapter Questions And Answers
 

Sample Questions

 

MULTIPLE CHOICE

1. Which drug will be administered to a patient being admitted with severe digoxin intoxication?
A.
Amiodarone (Cordarone)
B.
Spironolactone (Aldactone)
C.
Digoxin immune Fab (Digibind)
D.
Digitalis glycoside

ANS: C

Feedback
A
Amiodarone is an antidysrhythmic and would not treat digoxin intoxication.
B
Spironolactone is a diuretic and does not treat digoxin intoxication.
C
The antidote for digoxin intoxication is digoxin immune Fab (Digibind).
D
Giving more of the same type of drug does not treat drug intoxication.

DIF: Cognitive Level: Comprehension REF: 444
TOP: Nursing Process Step: Implementation
MSC: NCLEX Client Needs Category: Physiological Integrity

2. The nurse is caring for a 3-year-old girl who has a congenital heart anomaly. The patient’s current medications include digoxin and furosemide (Lasix). The apical pulse rate is 100 beats/min. Which action will the nurse take?
A.
Administer the medication.
B.
Contact the pediatric cardiologist for further orders.
C.
Hold the digoxin.
D.
Request that another unit nurse assess the child.

ANS: A

Feedback
A
A pulse rate of 100 beats/min in a child who is 3 years old is considered acceptable. Administration of the medication is appropriate.
B
There is no indication for contacting the cardiologist because this is within the expected range.
C
Holding a dose is not warranted because this is within the expected range.
D
Further assessment is not warranted because this is within the expected range.

DIF: Cognitive Level: Application REF: 443
TOP: Nursing Process Step: Assessment
MSC: NCLEX Client Needs Category: Physiological Integrity

3. An older adult male patient with long-term heart failure has presented for an office visit. The nurse obtains information that he has recently begun taking St. John’s wort. What results with the use of this herbal supplement?
A.
Digoxin toxicity
B.
Altered potassium electrolyte balance
C.
Reduced therapeutic benefits of digoxin
D.
Enhanced digoxin effectiveness without producing toxicity

ANS: C

Feedback
A
St. John’s wort has the opposite effect on digoxin.
B
St. John’s wort does not affect electrolytes.
C
St. John’s wort is a drug that may reduce therapeutic benefits of digoxin.
D
St. John’s wort has the opposite effect on digoxin.

DIF: Cognitive Level: Application REF: 445
TOP: Nursing Process Step: Assessment
MSC: NCLEX Client Needs Category: Physiological Integrity

4. The nurse is to administer digoxin to an 18-month-old patient who weighs 16.5 lb. Guidelines for administration read as follows: 0.0075 mg to 0.010 mg/kg/day. Which is a safe medication dosage?
A.
0.05 mg
B.
0.12 mg
C.
0.074 mg
D.
0.75 mg

ANS: C

Feedback
A
0.05 mg is too much.
B
0.12 mg is too large.
C
16.5 lb converts to 7.5 kg
7.5 kg × 0.0075 mg = 0.05625
7.5 kg × 0.010 mg = 0.075 mg
0.074 mg is the only answer within the safe dosage range.
D
0.75 mg is too large.

DIF: Cognitive Level: Application REF: 444
TOP: Nursing Process Step: Implementation
MSC: NCLEX Client Needs Category: Safe, Effective Care Environment

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