Nokea
In the most common type of CAH:
- A. Autosomal dominant transmission occurs
- B. II -Hydroxylase is deficient
- C. Hypertension is seen
- D. 17-OH progesterone is increased
Correct Answer: D
Rationale: 17-OH progesterone is increased: In congenital adrenal hyperplasia (CAH), the most common form is 21-hydroxylase deficiency, leading to increased 17-hydroxyprogesterone levels.
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Azathioprine:
- A. Is a prodrug
- B. Is teratogenic
- C. Should be avoided in liver disease
- D. Dose should be increased when given with allopurinol
Correct Answer: A
Rationale: Azathioprine is a prodrug. It is not highly teratogenic, can be used in liver disease with caution, and its dose should be reduced with allopurinol.
A nursing action that promotes ideal nutrition in an infant with congestive heart failure (CHF) is:
- A. Feeding formula that is supplemented with additional calories.
- B. Allowing the infant to nurse at each breast for 20 minutes.
- C. Providing large feedings every 5 hours.
- D. Using firm nipples with small openings to slow feedings.
Correct Answer: A
Rationale: Supplementing formula with extra calories increases the caloric density to support growth in infants with CHF.
Which assessment would lead the nurse to suspect that a newborn infant has a ventricular septal defect?
- A. A loud, harsh murmur with a systolic thrill
- B. Cyanosis when crying
- C. Blood pressure higher in the arms than in the legs
- D. A machinery-like murmur
Correct Answer: A
Rationale: A loud, harsh murmur combined with a systolic thrill is characteristic of a ventricular septal defect.
Shone complex consist of the following EXCEPT
- A. coarctation of the aorta
- B. subvalvar aortic stenosis
- C. valvar aortic stenosis
- D. pulmonic stenosis
Correct Answer: D
Rationale: Pulmonic stenosis is not part of Shone complex.
All the following are causes of chronic pulmonary venous hypertension EXCEPT
- A. congenital mitral stenosis
- B. total anomalous pulmonary venous return with obstruction
- C. peripheral pulmonary stenosis
- D. cor triatriatum
Correct Answer: C
Rationale: Peripheral pulmonary stenosis does not directly cause chronic pulmonary venous hypertension.