PN 3003 MAT PED FINAL EXAM test bank
2025/2026 Complete Questions And Correct
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Which is best described as the inability of the heart to pump an adequate amount of blood to the
systemic circulation at normal filling pressures?
a. Pulmonary congestion
b. Congenital heart defect
c. Heart failure
d. Systemic venous congestion
- Correct Answer :ANS: C
The definition of heart failure is the inability of the heart to pump an adequate amount of blood to
the systemic circulation at normal filling pressures to meet the body's metabolic demands.
Pulmonary congestion is an excessive accumulation of fluid in the lungs. Congenital heart defect is a
malformation of the heart present at birth. Systemic venous congestion is an excessive accumulation
of fluid in the systemic vasculature.
Which is a clinical manifestation of the systemic venous congestion that can occur with heart failure?
a. Tachypnea
b. Tachycardia
c. Peripheral edema
d. Pale, cool extremities
- Correct Answer :ANS: C
Peripheral edema, especially periorbital edema, is a clinical manifestation of systemic venous
congestion. Tachypnea is a manifestation of pulmonary congestion. Tachycardia and pale, cool
extremities are clinical manifestations of impaired myocardial function.
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, PN 3003 MAT PED FINAL EXAM
The nurse is preparing to administer a dose of digoxin (Lanoxin) to a child in heart failure (HF). Which
is a beneficial effect of administering digoxin (Lanoxin)?
a. It decreases edema.
b. It decreases cardiac output.
c. It increases heart size.
d. It increases venous pressure.
- Correct Answer :ANS: A
Digoxin has a rapid onset and is useful for increasing cardiac output, decreasing venous pressure,
and, as a result, decreasing edema. Cardiac output is increased by digoxin. Heart size and venous
pressure are decreased by digoxin.
An 8-year-old child is receiving digoxin (Lanoxin). The nurse should notify the practitioner and
withhold the medication if the apical pulse is less than _____ beats/min.
a. 60
b. 70
c. 90
d. 100
- Correct Answer :ANS: B
If a 1-minute apical pulse is less than 70 beats/min for an older child, the digoxin is withheld; 60
beats/min is the cut-off for holding the digoxin dose in an adult. A pulse below 90 to 110 beats/min is
the determination for not giving a digoxin dose to infants and young children.
A nurse is preparing to administer an angiotensin-converting enzyme (ACE) inhibitor. Which drug
should the nurse be administering?
a. Captopril (Capoten)
b. Furosemide (Lasix)
c. Spironolactone (Aldactone)
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, PN 3003 MAT PED FINAL EXAM
d. Chlorothiazide (Diuril)
- Correct Answer :ANS: A
Captopril is an ACE inhibitor. Furosemide is a loop diuretic. Spironolactone blocks the action of
aldosterone. Chlorothiazide works on the distal tubules.
A 6-month-old infant is receiving digoxin (Lanoxin). The nurse should notify the practitioner and
withhold the medication if the apical pulse is less than _____ beats/min.
a. 60
b. 70
c. 90 to 110
d. 110 to 120 –
Correct Answer :ANS: C
If the 1-minute apical pulse is below 90 to 110 beats/min, the digoxin should not be given to a 6-
month-old. 60 beats/min is the cut-off for holding the digoxin dose in an adult. 70 beats/min is the
determining heart rate to hold a dose of digoxin for an older child. 110 to 120 beats/min is an
acceptable heart rate to administer digoxin to a 6-month-old.
The nurse is teaching parents about signs of digoxin (Lanoxin) toxicity. Which is a common sign of
digoxin toxicity?
a. Seizures
b. Vomiting
c. Bradypnea
d. Tachycardia
- Correct Answer :ANS: B
Vomiting is a common sign of digoxin toxicity. Seizures are not associated with digoxin toxicity. The
child will have a slower heart rate, not respiratory rate. The heart rate will be slower, not faster.
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, PN 3003 MAT PED FINAL EXAM
The parents of a young child with heart failure tell the nurse that they are "nervous" about giving
digoxin (Lanoxin). The nurse's response should be based on which statement?
a. It is a safe, frequently used drug.
b. It is difficult to either overmedicate or undermedicate with digoxin.
c. Parents lack the expertise necessary to administer digoxin.
d. Parents must learn specific, important guidelines for administration of digoxin.
- Correct Answer :ANS: D
Digoxin has a narrow therapeutic range. The margin of safety between therapeutic, toxic, and lethal
doses is very small. Specific guidelines are available for parents to learn how to administer the drug
safely and to monitor for side effects. Digoxin is a frequently used drug, but it has a narrow
therapeutic range. Small amounts of the liquid are given to infants, making it easy to overmedicate
or undermedicate. Parents may lack the necessary expertise to administer the drug at first, but with
discharge preparation, they should be prepared to administer the drug safely.
The nurse is talking to a parent of an infant with heart failure about feeding the infant. Which
statement about feeding the child is correct?
a. "You may need to increase the caloric density of your infant's formula."
b. "You should feed your baby every 2 hours."
c. "You may need to increase the amount of formula your infant eats with each feeding."
d. "You should place a nasal oxygen cannula on your infant during and after each feeding."
- Correct Answer :ANS: A
The metabolic rate of infants with heart failure is greater because of poor cardiac function and
increased heart and respiratory rates. Their caloric needs are greater than those of the average
infants, yet their ability to take in the calories is diminished by their fatigue. Infants with heart failure
should be fed every 3 hours; a 2-hour schedule does not allow for enough rest, and a 4-hour schedule
is too long. Fluids must be carefully monitored because of the heart failure. Infants do not require
supplemental oxygen with feedings.
As part of the treatment for heart failure, the child takes the diuretic furosemide (Lasix). As part of
teaching home care, the nurse encourages the family to give the child foods such as bananas,
oranges, and leafy vegetables. These foods are recommended because they are high in:
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