PHYSIOLOGIC BASIS OF GROWTH AND DEVELOPMENT
QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) ALREADY GRADED A+
T or F ; Children should grow at expected rate with some variance. If
you notice something not "typical", early intervention is needed!
Ans✓✓✓True!
- 17% have a delay in rate of development
- Development includes how children: Play, learn, speak, and act
Define these terms:
1. Increase in physical size of the whole or any parts measured by
inch/cent or lb/kg
2. Progressive increase in skill and capacity of function Ans✓✓✓1.
Growth (height and weight)
2. Development
What are some biologic and environment influencing factors on growth
and development? Ans✓✓✓Biologic: Heredity and genetics, Gender,
Race and ethnicity
Environment: Health status, Family, Community (Very influential)
Age groups:
,a. 12 to 21 years
b. Birth to 12 months
c. 5 to 12 years
d. 1 to 3 years
e. 4 to 5 years Ans✓✓✓a. Adolescent
b. Infant
c. School aged child
d. Toddler (Walking)
e. Preschool (In 1st grade)
For the growth and development of an infant, what is most commonly
seen for there weight? Ans✓✓✓0-4 weeks: gain of 5-7 oz/wk
6 months: birth weight doubles
12 months: birth weight triples
Average NB size: 7 lbs
For the growth and development of an infant, what is most commonly
seen for there height? Ans✓✓✓0-6 months: gain of 1 in/month
6-12 months: gain of 1/2 in/month
For the growth and development of an infant, what is most commonly
seen for there fontanels and head/chest circumferences?
Ans✓✓✓Fontanels:
, - Posterior closes at 10 to 12 weeks (Triangle shape)
- Anterior closes at 12 to 18 months (Diamond shape)
Head and chest circumferences:
- Roughly equal by the end of 1st year
For the growth and development of a 1-12 year old, what is most
commonly seen for there weight? Ans✓✓✓3-7 years: gain 2 kg (4 1/2
lb) per year
- Average 3 year old = 32 lbs
6-12 years: gain 3 kg (6 1/2 lb) per year
For the growth and development of a 1-12 year old, what is most
commonly seen for there height? Ans✓✓✓3-7 years: gain 7 cm (2 3/4
in) per year
6-12 years: gain 6 cm (2 1/4 in) per year
- Average: 2-3 in
T or F ; Weight varies greatly based on activity level. For height, boys
gain 10 cm (4 in) in height and girls gain 8 cm (3 in) in height
Ans✓✓✓True!
- Small amount of growth in height may happen after age 18, in boys up
to 21
Gross motor (large muscle groups) skills for birth to 12 months: