Nokea
False statements include:
- A. Curosurf is a natural surfactant
- B. Antenatal steroids are usually given as two oral doses of dexamethasone
- C. Increasing the rate on the ventilator raises the mean airway pressure
- D. CPAP is a common weaning tool in ventilated pre terms
Correct Answer: B
Rationale: The correct answer is B because antenatal steroids are typically given intramuscularly, not orally. The other options (a, c, d, e) are true statements.
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All of the following are features of congenital hypothyroidism except
- A. More common in boys than girls
- B. Neonatal jaundice
- C. Macrocytic anemia
- D. Hearing loss
Correct Answer: A
Rationale: Congenital hypothyroidism is more common in girls than boys.
Methaemoglobinaemia may occur as a result of ingestion or exposure to:
- A. Paraquat
- B. Methylene blue
- C. Potassium permanganate
- D. Nitrates
Correct Answer: D
Rationale: Nitrates, when ingested, can lead to methaemoglobinaemia by converting hemoglobin to methemoglobin, impairing oxygen delivery.
What associated manifestation might the nurse occasionally find in a child diagnosed with Wilms tumor?
- A. Atrial fibrillation
- B. Hypertension
- C. Endocarditis
- D. Hyperlipidemia
Correct Answer: B
Rationale: Wilms tumor, due to its location in the kidney, can be associated with secondary hypertension.
A patient with no structural heart disease: a wide QRS tachycardia of RBBB morphology at a rate of 160 bpm, QRS axis of (-) 40 degrees and AV dissociation was recorded during palpitation. What is the likely diagnosis?
- A. RV outflow ventricular tachycardia
- B. Posterior fascicular VT
- C. Anterior fascicular VT
- D. Antidromic AVRT
Correct Answer: A
Rationale: RV outflow ventricular tachycardia is the likely diagnosis given the RBBB morphology and QRS axis.
Which is a clinical manifestation of the systemic venous congestion that can occur with heart failure?
- A. Tachypnea
- B. Tachycardia
- C. Peripheral edema
- D. Pale, cool extremities
Correct Answer: C
Rationale: Peripheral edema, especially periorbital edema, is a clinical manifestation of systemic venous congestion. Tachypnea is a manifestation of pulmonary congestion. Tachycardia and pale, cool extremities are clinical manifestations of impaired myocardial function.