MSN 629 WEEK 3 PEDIATRIC PRIMARY CARE & PHARMACOLOGY
210 ORIGINAL PRACTICE QUESTIONS WITH CORRECT ANSWERS AND
RATIONALES — 2026/2027 EDITION
SECTION 1 — PEDIATRIC PRIMARY CARE PRINCIPLES
Questions 1–26
1. Which approach is most appropriate when obtaining a health
history from an adolescent?
A. Direct all questions to the parent
B. Avoid questions about sexual health
C. Provide an opportunity for confidential discussion with the
adolescent
D. Ask only about school performance
Correct Answer: C
Rationale: Adolescents should have private time with the healthcare
professional to encourage honest discussion of sensitive issues such as
mental health, substance use, sexuality, and safety.
2. Which measurement is most important for assessing growth in an
infant?
A. Head circumference
B. Mid-arm circumference only
,C. Waist-to-hip ratio
D. Chest circumference only
Correct Answer: A
Rationale: Head circumference is routinely monitored during infancy
because it provides information about brain and skull growth.
3. A primary purpose of anticipatory guidance is to:
A. Diagnose developmental disorders
B. Prepare families for expected developmental changes and safety risks
C. Replace immunization counseling
D. Determine genetic abnormalities
Correct Answer: B
Rationale: Anticipatory guidance helps parents understand expected
developmental changes and prevent common injuries and health
problems.
4. Which intervention best promotes oral health in a toddler?
A. Allowing a bottle of juice at bedtime
B. Delaying dental care until permanent teeth erupt
C. Brushing teeth with an age-appropriate amount of fluoride
toothpaste
D. Using candy as a reward for brushing
Correct Answer: C
,Rationale: Early dental hygiene and appropriate fluoride exposure help
prevent dental caries.
5. Which finding in an infant requires the most immediate evaluation?
A. Brief crying before feeding
B. Mild hiccups
C. Poor feeding accompanied by lethargy
D. Sneezing several times
Correct Answer: C
Rationale: Poor feeding and lethargy can indicate serious infection,
metabolic disease, dehydration, or another acute condition.
6. What is the best method for assessing pain in a preverbal child?
A. Ask the child to rate pain from 0 to 10
B. Use an age-appropriate behavioral pain scale
C. Ask the parent to estimate the exact pain score
D. Assume crying indicates severe pain
Correct Answer: B
Rationale: Behavioral or observational scales are appropriate when a
child cannot reliably self-report pain.
7. Which factor most directly affects the interpretation of pediatric
blood pressure?
, A. Hair color
B. Height percentile, age, and sex
C. Birth order
D. Feeding preference
Correct Answer: B
Rationale: Pediatric blood pressure interpretation depends on age, sex,
and body size, particularly height.
8. Which statement about pediatric medication dosing is correct?
A. Adult doses can routinely be divided in half
B. Dosing is commonly based on weight and sometimes body-surface
area
C. Weight is irrelevant once a child is older than 2 years
D. All children receive the same dose
Correct Answer: B
Rationale: Pediatric medication dosing frequently uses weight-based
calculations and, for some medications, body-surface area.
9. Which finding suggests possible dehydration in an infant?
A. Frequent wet diapers
B. Moist mucous membranes
C. Decreased urine output
D. Increased tears
Correct Answer: C
210 ORIGINAL PRACTICE QUESTIONS WITH CORRECT ANSWERS AND
RATIONALES — 2026/2027 EDITION
SECTION 1 — PEDIATRIC PRIMARY CARE PRINCIPLES
Questions 1–26
1. Which approach is most appropriate when obtaining a health
history from an adolescent?
A. Direct all questions to the parent
B. Avoid questions about sexual health
C. Provide an opportunity for confidential discussion with the
adolescent
D. Ask only about school performance
Correct Answer: C
Rationale: Adolescents should have private time with the healthcare
professional to encourage honest discussion of sensitive issues such as
mental health, substance use, sexuality, and safety.
2. Which measurement is most important for assessing growth in an
infant?
A. Head circumference
B. Mid-arm circumference only
,C. Waist-to-hip ratio
D. Chest circumference only
Correct Answer: A
Rationale: Head circumference is routinely monitored during infancy
because it provides information about brain and skull growth.
3. A primary purpose of anticipatory guidance is to:
A. Diagnose developmental disorders
B. Prepare families for expected developmental changes and safety risks
C. Replace immunization counseling
D. Determine genetic abnormalities
Correct Answer: B
Rationale: Anticipatory guidance helps parents understand expected
developmental changes and prevent common injuries and health
problems.
4. Which intervention best promotes oral health in a toddler?
A. Allowing a bottle of juice at bedtime
B. Delaying dental care until permanent teeth erupt
C. Brushing teeth with an age-appropriate amount of fluoride
toothpaste
D. Using candy as a reward for brushing
Correct Answer: C
,Rationale: Early dental hygiene and appropriate fluoride exposure help
prevent dental caries.
5. Which finding in an infant requires the most immediate evaluation?
A. Brief crying before feeding
B. Mild hiccups
C. Poor feeding accompanied by lethargy
D. Sneezing several times
Correct Answer: C
Rationale: Poor feeding and lethargy can indicate serious infection,
metabolic disease, dehydration, or another acute condition.
6. What is the best method for assessing pain in a preverbal child?
A. Ask the child to rate pain from 0 to 10
B. Use an age-appropriate behavioral pain scale
C. Ask the parent to estimate the exact pain score
D. Assume crying indicates severe pain
Correct Answer: B
Rationale: Behavioral or observational scales are appropriate when a
child cannot reliably self-report pain.
7. Which factor most directly affects the interpretation of pediatric
blood pressure?
, A. Hair color
B. Height percentile, age, and sex
C. Birth order
D. Feeding preference
Correct Answer: B
Rationale: Pediatric blood pressure interpretation depends on age, sex,
and body size, particularly height.
8. Which statement about pediatric medication dosing is correct?
A. Adult doses can routinely be divided in half
B. Dosing is commonly based on weight and sometimes body-surface
area
C. Weight is irrelevant once a child is older than 2 years
D. All children receive the same dose
Correct Answer: B
Rationale: Pediatric medication dosing frequently uses weight-based
calculations and, for some medications, body-surface area.
9. Which finding suggests possible dehydration in an infant?
A. Frequent wet diapers
B. Moist mucous membranes
C. Decreased urine output
D. Increased tears
Correct Answer: C
