Growth and Development

Question 1

How old is a child who can pull to stand, say mama/ dada non-specifically, and starting to use mature pincer grasp?

Answer 1

9 months old

Question 2

what is the most common type of craniosynostosis?

Answer 2

Sacphocephaly (premature fusion of the midline sagittal suture)

Question 3

At what age does the parachute reflex developed?

Answer 3

8-9 months old

Question 4

What age is a child who no longer has head lag, can lift head to 90 degrees when laying in prone position and begin to roll from front to back?

Answer 4

4 months old

Question 5

What age is a child who can lift head to 45 degrees from exam table, socially smiles, cooing, has head lag, has palmar grasp and tracks objects 180 degrees?

Answer 5

2 months old

Question 6

What is the average head circumference of a term newborn?

Answer 6

35 cm

Question 7

What age does a child develop a fine pincer grasp?

Answer 7

12 months old

Question 8

What is the best way to determine hearing loss in young children?

Answer 8

auditory brainstem responses

Question 9

What is the likely diagnosis for a child presenting with whitish lines running across chalky brown, discolored, and pitted teeth

Answer 9

Fluorosis

too much fluoride

Question 10

… reflex is when an infant passively turns his head to one side and has immediate increased extensor tone of arm & leg on ipsilateral side and flexion of contralateral leg and arm

Answer 10

Asymmetric tonic reflex

ages 2-4 weeks until 6 months

Question 11

A child who can use a cup well, scribble well, use 10-25 words, build towers of 4 cubes and identify up to 4 body parts is … old

Answer 11

18 months

Question 12

What is the 1st permanent teeth to erupt?

Answer 12

1st molars (at 6-7 years old)

Question 13

When does the grasp reflex disappear?

Answer 13

3-4 months old

Question 14

At what age does voluntary grasp occurs in infants?

Answer 14

5 months (90%)

Question 15

What shapes can a 3 year old draw?

Answer 15

circles and cross

Question 16

What shapes can a 4 year old draw?

Answer 16

circle, cross and square

Question 17

What is the most likely diagnosis for a pt with premature closure of the coronal sutures (brachycepahly), midface hypoplasia, proptosis, normal intelligence, and normal hands and feet?

Answer 17

Crouzan syndrome

Question 18

What age can a child rake on object with their thumb abducted, distal thumb flexed and fingers extended?

Answer 18

6 months old

Question 19

What is the most likely diagnosis for an infant born with hypoglycemia, macroglossia, pre-auricular pit, LGA and hepatomegaly?

Answer 19

Beckwith-Wiedemann Syndrome

Question 20

A child who can identify 1 or more body parts, build a tower with 4 cubes, use a cup well and speak 10-25 words is … old

Answer 20

18 months

Question 21

What is the leading cause if infant mortality between the ages of 1 month to 1 years old?

Answer 21

SIDS (sudden infant death syndrome)

Question 22

What are the criteria for metabolic syndrome in children? (6)

Answer 22

at least 3 of the following

1. BMI > 97th percentile
2. TG > 110 mg/dl
3. HDL < 40 mg/dl
4. systolic/ diastolic BP > 90th percentile
5. fasting glucose> 110 or glucose tolerance test > 140
6. waist circumference > 90th percentile

Question 23

What is the bacterial etiology of dental caries?

Answer 23

Streptococcus mutans (reduces pH of dental plaque)

Question 24

At what age does the parachute (symmetrical extension of extremities when examiner allows patient to free fall from ventral plane) response develop?

Answer 24

8-9 months old

test equilibrium and balance

Question 25

At what age can 90% of children sit without support?

Answer 25

7 months old

Question 26

What is the “7+ 4” rule for teeth?

Answer 26

at 7 months, have 1 tooth
at 7+4 months = 11 months old, should have 4 teeth
at 11 +4 = 15 months old, should have 8 teeth

Question 27

How do you determine how old a child is but the number of body parts they draw to make a person?

Answer 27

3 + 1/4 (X)

X is the number of body parts drawn

Question 28

At what point can a child transition from a booster seat to a regular seat in the car?

Answer 28

patient is 4 ft 9 in and 8-12 years old

Question 29

When does the peak height velocity occur for females?

Answer 29

During sexual maturity rating (SMR) 2-3, average age of 11.5 years old

Question 30

When does the peak height velocity occur for males?

Answer 30

during sexual maturity rating (3-4), average age of 13.5 years old