Nokea
The following drugs may cause long Q-T syndromes (LQTS) EXCEPT
- A. trimethoprim/sulfamethoxazole
- B. erythromycin
- C. imipramine
- D. pentostam
Correct Answer: D
Rationale: Pentostam is not known to cause long Q-T syndromes.
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All of the following are part of acute aortic syndrome, except
- A. Aortic dissection
- B. Acute aortic regurgitation
- C. Intramural hematoma
- D. Penetrating atherosclerotic ulcer
Correct Answer: B
Rationale: Acute aortic regurgitation is not typically considered part of acute aortic syndrome.
The nurse is caring for a child who has undergone a cardiac catheterization. During recovery, the nurse notices the dressing is saturated with bright red blood. The nurse's first action is to:
- A. Call the interventional cardiologist
- B. Notify the cardiac catheterization laboratory that the child will be returning
- C. Apply a bulky pressure dressing over the present dressing
- D. Apply direct pressure 1 inch above the puncture site
Correct Answer: D
Rationale: Direct pressure above the puncture site helps control bleeding by localizing pressure over the vessel.
Which of the following has the highest proportion of etiology of congenital malformations?
- A. Maternal infections
- B. Maternal illness
- C. Environmental agents
- D. Monogenic inheritance
Correct Answer: D
Rationale: Monogenic inheritance accounts for the highest proportion of congenital malformations.
Developmental delay in children below 3 years of age is defined as
- A. 25% departure from typical performance in 2 developmental domains
- B. 25% departure from typical performance in any developmental domain
- C. 30% departure from typical performance in ≥2 developmental domains
- D. 30% departure from typical performance in any developmental domain
Correct Answer: D
Rationale: Developmental delay in children below 3 years is defined as a 30% departure from typical performance in any developmental domain, indicating significant lag.
Galactosaemia:
- A. Exhibits autosomal recessive inheritance
- B. Is associated with cataracts
- C. Results in a low glucose level
- D. Is due to an inability to convert galactose into glucose
Correct Answer: A
Rationale: Galactosaemia is an autosomal recessive disorder. It is associated with cataracts and results from the inability to convert galactose into glucose.