Midterm Flashcards
(126 cards)
What does the surgical closure of the ductus arteriosus do?
a. Stop the loss of unoxygenated blood to the systemic circulation
b. Decrease the edema in legs and feet
c. Increase the oxygenation of blood
d. Prevent the return of oxygenated blood to the lungs
d. Prevent the return of oxygenated blood to the lungs
Which defect results in increased pulmonary blood flow?
a. Pulmonic stenosis
b. Tricuspid atresia
c. Atrial septal defect
d. Transposition of the great arteries
c. Atrial septal defect
What does a ventricular septal defect cause?
causes blood flow from left ventricle to right ventricle
extra workload for lungs and heart = CHF
What can be heard from a ventricular septal defect? Where?
murmur @ lower left sternal border
A nurse is assessing a child with an unrepaired ventricular septal defect. Which heart sound does the nurse expect to assess?
a. S3
b. S4
c. Murmur
d. Physiologic splitting
c. Murmur
What should you do (action) and monitor for a child who went to sx to repair coarctation of the aorta?
action:
- inotropic meds
- mechanical ventilation
monitor:
- monitor lung sounds
- monitor BP for systemic hypertension
A nurse is assessing a 3-year-old child who has aortic stenosis. WHich of the following findings should the nurse expect? (Select all that apply)
Hypotension
Bradycardia
Clubbing of the nail beds
Weak pulses
Murmur
Hypotension
Weak pulses
Murmur
What position should a 7 year old assume who is experiencing TOF?
squatting
What is tetralogy of fallot?
pulmonic stenosis
ventricular septal defect
overriding aorta
right ventricular hypertrophy
The nurse is conducting a staff in-service on congenital heart defects. Which structural defect constitutes tetralogy of Fallot?
a. Pulmonic stenosis, ventricular septal defect, overriding aorta, right ventricular
hypertrophy
b. Aortic stenosis, ventricular septal defect, overriding aorta, right ventricular
hypertrophy
c. Aortic stenosis, atrial septal defect, overriding aorta, left ventricular hypertrophy
d. Pulmonic stenosis, ventricular septal defect, aortic hypertrophy, left ventricular
hypertrophy
a. Pulmonic stenosis, ventricular septal defect, overriding aorta, right ventricular
hypertrophy
A nurse is teaching nursing students the physiology of congenital heart defects. Which defect results in decreased pulmonary blood flow?
a. Atrial septal defect
b. Tetralogy of Fallot
c. Ventricular septal defect
d. Patent ductus arteriosus
b. Tetralogy of Fallot
The nurse is conducting discharge teaching about signs and symptoms of heart failure to parents of an infant with a repaired tetralogy of Fallot. Which signs and symptoms should the nurse include? (Select all that apply.)
a. Warm flushed extremities
b. Weight loss
c. Decreased urinary output
d. Sweating (inappropriate)
e. Fatigue
c. Decreased urinary output
d. Sweating (inappropriate)
e. Fatigue
An infant with an unrepaired tetralogy of Fallot defect is becoming extremely cyanotic during a routine blood draw. Which interventions should the nurse implement? Place in order from the highest-priority intervention to the lowest-priority intervention.
a. Administer 100% oxygen by blow-by.
b. Place the infant in knee-chest position.
c. Remain calm.
d. Give morphine subcutaneously or by an existing intravenous line.
b. Place the infant in knee-chest position.
a. Administer 100% oxygen by blow-by.
d. Give morphine subcutaneously or by an existing intravenous line.
c. Remain calm.
What is an Epstein anomaly?
rare abnormality of the tricuspid valve
Which cardiac lesion causes a decrease in pulmonary flow?
tricuspid atresia valve
What is a TET spell? What can be done for tx?
AKA hypercyanotic spell
tx:
- oxygen supplementation
- knees to chest (squatting)
- give morphine
An 8-month-old infant has a hypercyanotic spell while blood is being drawn. What is the priority nursing action?
a. Assess for neurologic defects
b. Place the child in the knee-chest position
c. Begin cardiopulmonary resuscitation
d. Prepare family for imminent death
b. Place the child in the knee-chest position
What are examples of mixed cardiac defects? What happens?
- transposition of the great vessels
- total anomalous pulmonary venous return
- hypoplastic left heart syndrome
oxygenated and deoxygenated blood mix
What are s/s of transposition of the great vessels? What is the tx?
cyanosis
low oxygen
tachypnea
death if untx
tx: prostaglandin E until sx
A nurse is assisting in the care of a 6-week-old infant who has a ventricular septal defect (VSD). What should be done for digoxin toxicity?
- monitor apical HR
- look at EKG strip for prolonged PR interval
- monitor digoxin levels in blood
- signs of toxicity: vomiting
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.
a. It decreases edema.
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
b. 70
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
c. 90 to 110
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
b. Vomiting