COMAT Pediatrics Mock Exam (100 Questions)
– 2026–2027 High Yield 100 questions and
answers ALREADY GRADED A+
SECTION 1: Growth & Development (1–10)
1. A 2-month-old infant should be able to:
A. Sit without support
B. Smile responsively
C. Walk with assistance
D. Say 2-word phrases
Answer: B
Rationale: Social smile develops at ~6–8 weeks.
2. A 12-month-old is expected to:
A. Combine 2 words
B. Walk independently
C. Draw a circle
D. Pedal a tricycle
Answer: B
Rationale: Gross motor milestone for 12 months is standing/walking independently.
3. Stranger anxiety typically begins at:
A. 2 months
B. 4 months
C. 6 months
D. 12 months
Answer: C
Rationale: Peaks around 6–9 months.
4. Birth weight typically doubles by:
A. 2 months
, B. 4 months
C. 6 months
D. 12 months
Answer: C
Rationale: Weight doubles at ~5–6 months.
5. First tooth eruption usually occurs at:
A. 2 months
B. 6 months
C. 12 months
D. 18 months
Answer: B
SECTION 2: Neonatology (11–20)
11. Newborn jaundice within first 24 hours suggests:
A. Physiologic jaundice
B. Breast milk jaundice
C. Pathologic hemolysis
D. Crigler-Najjar type II
Answer: C
Rationale: Early jaundice = pathologic until proven otherwise.
12. Most common cause of neonatal sepsis:
A. E. coli
B. RSV
C. Group B strep
D. Staph epidermidis
Answer: C
13. Neonatal respiratory distress syndrome is due to:
A. Surfactant deficiency
B. Meconium aspiration
– 2026–2027 High Yield 100 questions and
answers ALREADY GRADED A+
SECTION 1: Growth & Development (1–10)
1. A 2-month-old infant should be able to:
A. Sit without support
B. Smile responsively
C. Walk with assistance
D. Say 2-word phrases
Answer: B
Rationale: Social smile develops at ~6–8 weeks.
2. A 12-month-old is expected to:
A. Combine 2 words
B. Walk independently
C. Draw a circle
D. Pedal a tricycle
Answer: B
Rationale: Gross motor milestone for 12 months is standing/walking independently.
3. Stranger anxiety typically begins at:
A. 2 months
B. 4 months
C. 6 months
D. 12 months
Answer: C
Rationale: Peaks around 6–9 months.
4. Birth weight typically doubles by:
A. 2 months
, B. 4 months
C. 6 months
D. 12 months
Answer: C
Rationale: Weight doubles at ~5–6 months.
5. First tooth eruption usually occurs at:
A. 2 months
B. 6 months
C. 12 months
D. 18 months
Answer: B
SECTION 2: Neonatology (11–20)
11. Newborn jaundice within first 24 hours suggests:
A. Physiologic jaundice
B. Breast milk jaundice
C. Pathologic hemolysis
D. Crigler-Najjar type II
Answer: C
Rationale: Early jaundice = pathologic until proven otherwise.
12. Most common cause of neonatal sepsis:
A. E. coli
B. RSV
C. Group B strep
D. Staph epidermidis
Answer: C
13. Neonatal respiratory distress syndrome is due to:
A. Surfactant deficiency
B. Meconium aspiration
