Nokea
Congenital toxoplasmosis is associated with:
- A. Microcephaly
- B. Chorioretinitis
- C. Sore throat
- D. Sacroileitis
Correct Answer: B
Rationale: Chorioretinitis is a common manifestation of congenital toxoplasmosis, often leading to vision problems and ocular abnormalities.
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An overweight, young adult made who was recently diagnosed with type 2 diabetes mellitus is admitted for a hernia repair. He tells the nurse that he is feeling very weak and jittery. Which actions should the nurse implement? (Select all that apply.)
- A. Check his fingerstick glucose level
- B. Assess his skin temperature and moisture
- C. Measure his pulse and blood pressure
- D. Document anxiety on the surgical checklist
Correct Answer: C
Rationale: These actions help assess for hypoglycemia, a common issue in diabetic patients, and ensure appropriate intervention.
During a well-child checkup for an infant with tetralogy of Fallot (TOF), the child develops severe respiratory distress and becomes cyanotic. The nurse's first action should be to:
- A. Lay the child flat to promote hemostasis
- B. Lay the child flat with legs elevated to increase blood flow to the heart
- C. Sit the child on the parent's lap, with legs dangling, to promote venous pooling
- D. Hold the child in knee-chest position to decrease venous blood return
Correct Answer: D
Rationale: The knee-chest position increases systemic vascular resistance (SVR), which increases blood flow to the pulmonary artery.
The aminoacid used in the treatment of hyperammonemia due to certain urea cycle disorders is
- A. Leucine
- B. Valine
- C. Arginine
- D. Isoleucine
Correct Answer: C
Rationale: Arginine is used in the treatment of hyperammonemia due to urea cycle disorders, as it helps in the detoxification of ammonia.
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.
Management of thalassaemia includes:
- A. Whole blood transfusions
- B. Pneumovax
- C. Bone marrow transplant
- D. Penicillin V prophylaxis
Correct Answer: C
Rationale: The correct answer is C because bone marrow transplant is a curative treatment for thalassaemia. The other options (a, b, d, e) are supportive treatments but not curative.