GROWTH & DEVELOPMENT Flashcards

1
Q

Factors affecting Growth & Development

A

Genetic Potential
Sex
Fetal hormones
Growth factors
Placental factors
Maternal Factors
Chromosomes
Nutrition

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2
Q

What are the 3 fetal Hormones?

A

Thyroxine
Insulin
Glucocorticoids

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3
Q

List types of Growth factors

A

Insulin like growth factors (IGF1, IGF2)
Epidermal Growth factor (EGF)
Transforming Growth factors (TGF alpha, TGF beta)
Platelet Derived growth factor (PDGF)

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4
Q

What Maternal Factors affect Growth & Development?

A

Age>35
Number of Pregnancies>5
Anemia
Hypertension
Nutrition
Infections

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5
Q

What are the 4 periods of Growth

A

Prenatal
Perinatal
Postnatal
Adolescence

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6
Q

3 Stages of Prenatal development

A

Gestation period 0-2wks
Embryonic period 2-8wks
Fetal period 8wks-day0

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7
Q

How long is the Perinatal Period of Growth

A

20wks gestation to day 7 after birth

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8
Q

5 Stages of Postnatal period

A

Neonate day 0-28dys
Infant 28dys-1yrs
Toddler 1-3yrs
Preschooler 3-6yrs
Schooler 6-12yrs

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9
Q

Stages of Neonate period of Growth

A

Early Neonate 0-7dys
Late Neonate 7-28dys

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10
Q

3 Stages of Adolescence

A

Early 10-13yrs
Middle 14-16yrs
Late 17-20yrs

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11
Q

3 Important tissues during Growth & Development

A

Brain
Lymphoidal
Gonadal

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12
Q

When does the maximum development of brain occur?

A

Gestation Up to 2yrs

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13
Q

When does the maximum development of Lymphoidal tissue occur?

A

4-8yrs

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14
Q

When does the maximum development of Gonadal tissue occur?

A

After 8yrs

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15
Q

Types of Term Infants

A

Early term 37-38wks
Full term 39-40wks
Late term 41-42wks

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16
Q

What are the main causes of low birth weight

A

Intrauterine Growth Retardation
Early term baby

17
Q

Categories of low birth weight

A

Low <2500g
Very low 1000-1500g
Extremely low <1000g

18
Q

What is the normal birth weight

A

2.9-3.9kg

19
Q

What is the growth rate of a baby from 10dys-3mnths?

A

30g/day

20
Q

What is the growth rate of a baby from 3-6mnths?

A

20g/day

21
Q

What is the growth rate of a baby from 6-9mnths

A

15g/day

22
Q

What is the growth rate of a baby from 9-12mnths

A

12g/day

23
Q

What is the formula for calculating a baby’s weight from 3-12mnths?

A

{Age(months)+9}÷2

24
Q

What is the formula for calculating a baby’s weight from 1-6yrs?

A

{Age(yrs)×2}+8

25
Q

What is the formula for calculating a child’s weight from 7-12yrs?

A

{(Age(yrs)×7)-5}÷2

26
Q

List the Growth Assessment Parameters

A

Weight
Stature
Circumference
Upper segment - lower segment ratio
Teeth eruption
Body mass index

27
Q

What does Stature consist of

A

Length<2yrs
Height>2yrs

28
Q

Formula for calculating height after 4yrs

A

Ht = {Age(yrs)×6}+77

29
Q

What is used to measure length

A

INFANTOMETER

30
Q

What is used to measure height

A

STADIOMETER

31
Q

What are categories for circumference

A

Head circumference
Chest circumference
Midarm circumference
Armsband

32
Q

What is used to measure midarm circumference

A

SHAKR’S TAPE