Congenital Heart Defect Practice Questions (Test #4, Fall 2020) and Answers

Congenital Heart Defect Practice Questions (Test #4, Fall 2020)
and Answers

A nurse is caring for a child with congenital heart heart muscle.
disease who is being treated with digoxin
(Lanoxin). Which is included in the family's 3. An electrocardiogram does not indicate CO.
discharge teaching?
1. Make sure the medication is taken with food. 4. An electrocardiogram can show dysrhythmias.
2. Repeat the dose if the child vomits. 5. An electrocardiogram does not show SVR.
3. Take the child's pulse prior to administration.
4. Weigh the child daily. - ANSWER -3 6. An electrocardiogram does not show occlusion
pressures.
1. Digoxin (Lanoxin) should not be taken with
food. Administer the medication 1 hour before or 7. An electrocardiogram does show conduction
2 hours after a meal. delays.

2. The dose should not be repeated if the child TEST-TAKING HINT: The electrocardiogram
vomits. checks the electrical system of the heart, not the
mechanical system. CO is mechanical; occlusion
3. The child's pulse should be monitored before pressure does not have to do with the
each dose. The dose should be withheld electrocardiogram; and SVR measures pressures
according to the health-care provider's in the peripheral system.
parameters.

4. Checking weight is not related to the A newborn is diagnosed with a congenital heart
medication. defect (CHD). The test results reveal that the
lumen of the duct between the aorta and
TEST-TAKING HINT: Know the principles of pulmonary artery remains open. This defect is
giving digoxin (Lanoxin). Knowing that the drug is known as _____________________. -
given to decrease the heart rate and increase ANSWER -Patent ductus arteriosus (PDA).
cardiac output should be a key to the answer
involving checking pulse.
TEST-TAKING HINT: This is a defect with
increased pulmonary fl ow. It should close in the
What can an electrocardiogram (ECG) detect? fi rst few weeks of life.
Select all that apply.
1. Ischemia.
2. Injury. Tetralogy of Fallot (TOF) involves which defects?
3. Cardiac output (CO). Select all that apply.
4. Dysrhythmias. 1. Ventricular septal defect (VSD).
5. Systemic vascular resistance (SVR). 2. Right ventricular hypertrophy.
6. Occlusion pressure. 3. Left ventricular hypertrophy.
7. Conduction delay. - ANSWER -1, 2, 4, 7. 4. Pulmonic stenosis (PS).
5. Pulmonic atresia.
1. An electrocardiogram can indicate ischemia of 6. Overriding aorta.
the heart muscle. 7. Patent ductus arteriosus (PDA). -
ANSWER -1,2,4,6
2. An electrocardiogram can indicate injury to the


, Congenital Heart Defect Practice Questions (Test #4, Fall 2020)
and Answers

1. TOF is a congenital defect with a ventricular 3. Cough would not be assessed before
septal defect, right ventricular hypertrophy, administration. It is more commonly seen in
pulmonary valve stenosis, and overriding aorta. patients who have been prescribed ACE
inhibitors.
2. TOF is a congenital defect with ventricular
septal defect, right ventricular hypertrophy, 4. Liver function tests are not assessed before
pulmonary valve stenosis, and overriding aorta. digoxin (Lanoxin) is administered. Digoxin can
lower HR and cause dysrhythmias.
3. TOF is a congenital defect with ventricular
septal defect, right ventricular hypertrophy, TEST-TAKING HINT: The test taker should know
pulmonary valve stenosis, and overriding aorta. that the sclera and liver function tests have
nothing to do with digoxin (Lanoxin). Cough could
4. TOF is a congenital defect with ventricular be associated with ACE inhibitors.
septal defect, right ventricular hypertrophy,
pulmonary valve stenosis, and overriding aorta.
Which statement by a parent of an infant with
5. TOF is a congenital defect with ventricular congestive heart failure (CHF) who is being sent
septal defect, right ventricular hypertrophy, home on digoxin (Lanoxin) indicates the need for
pulmonary valve stenosis, and overriding aorta further education?
1. "I will give the medication at regular 12-hour
6. TOF is a congenital defect with ventricular intervals."
septal defect, right ventricular hypertrophy, 2. "If he vomits, I will not give a make-up dose."
pulmonary valve stenosis, and overriding aorta. 3. "If I miss a dose, I will not give an extra dose."
4. "I will mix the digoxin in some formula to make
7. PDA is not one of the defects in tetralogy of it taste better." - ANSWER -4
Fallot.
1. This is appropriate for digoxin (Lanoxin)
TEST-TAKING HINT: Tetralogy of Fallot has four administration.
defects. Pulmonary stenosis causes decreased
pulmonary fl ow. 2. This is appropriate for digoxin administration.

3. This is appropriate for digoxin administration.
What should the nurse assess prior to
administering digoxin (Lanoxin)? 4. If the medication is mixed in his formula, and
1. Sclera. he refuses to drink the entire amount, the dose
2. Apical pulse rate. will be inadequate.
3. Cough.
4. Liver function test. - ANSWER -2 TEST-TAKING HINT: What if the child does not
drink all the formula?
1. The sclera has nothing to do with CHF.

2. The apical pulse rate is assessed because Which interventions decrease cardiac demands
digoxin (Lanoxin) decreases the HR; if the HR is in an infant with congestive heart failure (CHF)?
<60, digoxin should not be administered. Select all that apply.
1. Allow parents to hold and rock their child.