Nokea
Vigorous exercise should be avoided in
- A. Prolong QT interval
- B. Maladie de Roger deformity
- C. Aortic stenosis
- D. Bicuspid aortic valve
Correct Answer: C
Rationale: Aortic stenosis patients should avoid vigorous exercise due to the risk of syncope or sudden death.
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Which type of shock is characterized by a hypersensitivity reaction causing massive vasodilation and capillary leaks, which may occur with drug or latex allergy?
- A. Neurogenic
- B. Cardiogenic
- C. Hypovolemic
- D. Anaphylactic
Correct Answer: D
Rationale: Anaphylactic shock results from extreme allergy or hypersensitivity to a foreign substance. Neurogenic shock results from loss of neuronal control, such as the interruption of neuronal transmission that occurs from a spinal cord injury. Cardiogenic shock is decreased cardiac output. Hypovolemic shock is a reduction in the size of the vascular compartment, decreasing blood pressure, and low central venous pressure.
The parent of a 1-year-old child with tetralogy of Fallot asks the nurse, “Why do my child’s fingertips look like that?†On what understanding does the nurse base a response?
- A. Clubbing occurs as a result of untreated congestive heart failure.
- B. Clubbing occurs as a result of a left-to-right shunting of blood.
- C. Clubbing occurs as a result of decreased cardiac output.
- D. Clubbing occurs as a result of chronic hypoxia.
Correct Answer: D
Rationale: Clubbing of the fingers develops in response to chronic hypoxia.
What are TWO possible interventions for an infant with Tetralogy of Fallot who has recurrent desaturation episodes on propranolol?
- A. Full surgical repair
- B. Interim repair with RVOT stent or shunt
- C. Propranolol dose adjustment
- D. All of the above
Correct Answer: B
Rationale: Interim repair with RVOT stent or shunt can be used to improve oxygenation in infants who are not candidates for immediate full surgical repair.
Xanthomas within palmar creases are seen characteristically in
- A. Pseudoxanthoma elasticum
- B. Type II hyperlipoproteinemia
- C. Type IIl hyperlipoproteinemia
- D. Hypothyroidism
Correct Answer: C
Rationale: Xanthomas within palmar creases are characteristic of Type III hyperlipoproteinemia.
Fetal distress is indicated by:
- A. Meconium staining of liquor
- B. Arrhythmias
- C. Tachycardia
- D. Bradycardia
Correct Answer: D
Rationale: The correct answer is D because bradycardia is a key indicator of fetal distress. The other options (a, b, c, e) are less specific or not primary indicators.