Nokea
The following are transmitted as autosomal dominant traits:
- A. Congenital spherocytosis
- B. Vitamin D-resistant rickets
- C. CAH
- D. Hereditary haemorrhagic telangiectasia
Correct Answer: D
Rationale: Hereditary haemorrhagic telangiectasia is an autosomal dominant disorder. Congenital spherocytosis and Vitamin D-resistant rickets can also be autosomal dominant, but CAH (Congenital Adrenal Hyperplasia) is typically autosomal recessive.
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Pulmonary stenosis
- A. Most common at pulmonary valve level
- B. Valve dilatation done for dysplastic valves
- C. Ejection click occurs in past stenotic dilatation
- D. Surgery done when Rt ventricular pressure exceeds 25 mmHg
Correct Answer: A
Rationale: Pulmonary stenosis is most commonly found at the pulmonary valve level.
A client with urolithiasis is preparing for discharge after lithotripsy. Which intervention should the nurse include in the client's postoperative discharge instructions?
- A. Prepare for transcutaneous pacing
- B. Deliver another defibrillator shock
- C. Administer IV Epinephrine per ACLS protocol
- D. Give IV dose of adenosine rapidly over 1-2 seconds
Correct Answer: D
Rationale: The client may experience arrhythmia, and the correct intervention is giving IV adenosine to slow the heart rate.
Causes of hypertension in a child include:
- A. Long-standing vesico-ureteric reflux
- B. Cushing's syndrome
- C. Addison's disease
- D. Turner's syndrome
Correct Answer: B
Rationale: Cushing's syndrome, characterized by excessive cortisol levels, is a known cause of secondary hypertension in children.
Insulin-like growth factor-l (IGF-I):
- A. Increases during pubertal growth spurt
- B. Is a single polypeptide chain
- C. Is produced in pancreas
- D. Is secreted in a pulsatile manner
Correct Answer: A
Rationale: IGF-I levels rise significantly during the pubertal growth spurt, contributing to rapid growth and development.
Which physiological changes occur as a result of hypoxemia in congestive heart failure (CHF)?
- A. Polycythemia and clubbing
- B. Anemia and barrel chest
- C. Increased white blood cells and low platelets
- D. Elevated erythrocyte sedimentation rate and peripheral edema
Correct Answer: A
Rationale: Hypoxemia stimulates erythropoiesis, causing polycythemia, which along with chronic hypoxemia can lead to digital clubbing.