PBCR Multiple Choice Questions & Answers Vol. 2

Q21. Phosphorus moves into the intracellular space resulting in hypophosphatemia in the following condition:

1. Metabolic acidosis
2. Metabolic alkalosis
3. Respiratory alkalosis
4. Respiratory acidosis
5. Compensated metabolic alkalosis

Q22. The physician noted pink to dark brown staining in diapers during a routine newborn physical examination. Most likely diagnosis is:

1. Phenylketonuria (PKU)
2. Homocystinuria
3. Hemolytic jaundice
4. Nephrotic syndrome
5. Congenital erythropoietic porphyria (CEP)

Q23. The daily amount of intralipid required in preterm infants to prevent essential fatty acid deficiency is:

1. 0.5 mg/kg
2. 1.0 mg/kg
3. 1.5 mg/kg
4. 2.0 mg/kg
5. 2.5 mg/kg

Q24. In newborns with polycythemia, highly elevated viscosity is due to:

1. Large number of RBCs
2. Reduced plasma volume
3. Reduced capillary size
4. Reduced number of capillaries
5. Decreased deformability and filterability of RBCs

Q25. The best growth chart indicator in patients with acute malnutrition is:

1. Body mass index (BMI)
2. Body weight
3. Length
4. Head circumference
5. Weight-for-height

Q26. The following growth indicator may appear relatively normal in patients with chronic severe malnutrition:

1. Weight-for-height
2. Weight
3. Length
4. Head circumference
5. Cognitive development

Q27. The diagnosis of an umbilical arterial thrombus in a preterm newborn is usually made by:

1. Thrombocytopenia
2. Leukopenia
3. Aortogram
4. Aortic ultrasonography
5. Unable to draw blood from the umbilical arterial line

Q28. Most common organism causing cervicitis is:

1. Herpes simplex virus
2. E. coli
3. C. trachomatis
4. Group B streptococci
5. Mycoplasma hominis

Q29. Most frequent humoral immunologic abnormality in patients with ataxia-telangiectasia is:

1. Elevated IgA level
2. Selective absence of IgA
3. Elevated IgE level
4. Elevated total IgG level
5. Elevated IgM level

Q30. Inhaled glucocorticoid therapy can cause dysphonia in patients with asthma. The cause of dysphonia is:

1. Vocal cord myopathy
2. Fungal infection in vocal cord
3. Vocal card paralysis
4. Pharyngitis
5. Laryngitis

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