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EXCEPTIONAL > Stages Of Prenatal Development And Environmental Influence & Principles Of Growth And Development > Flashcards

Stages Of Prenatal Development And Environmental Influence & Principles Of Growth And Development Flashcards

1
Q

Normal full term birth spans

A

37-42 weeks and 2 days

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2
Q

Pre term birth spans

A

Less than 37 weeks

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3
Q

Post term birth spans

A

Those that end beyond 42 weeks and 3 days

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4
Q

What are the 3 periods of stages of prenatal development

A

Zygote
Embryo
Fetus

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5
Q

In what week does the baby started to develop a heart beat

A

5 weeks

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6
Q

In what week does the baby started to develop the ears

A

8 weeks

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7
Q

The zygote has multiples into a ball of more than 50 cells

A

Blastocysts

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8
Q

Develops into structure that support and protect the baby before birth

A

Trophoblast

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9
Q

Between 7 and 9 days after conception blastocyst begins the process of attaching itself to the uterine wall

A

Implantation

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10
Q

It helps keep the temperature of the prenatal development constant

A

Amniotic fluid

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11
Q

Lasts from implantation through 8 week of pregnancy

A

Period of Embryo

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12
Q

Embryonic disc forms three layers:

A

Ectoderm
Mesoderm
Endoderm

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13
Q

During what month does the eyes, ear,nose, and arms begin to form?

A

1 month

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14
Q

At what age does the embryo begins to look recognizably human?

A

6 weeks of age

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15
Q

What is the purpose of the placenta??

A

Transmit nutrients from mother

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16
Q

How to compute the last menstrual period?

A

Minus 3 months, add 7 days, add 1 year

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17
Q

What week does the brain develop during conception?

A

3 1/2 weeks

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18
Q

In what age does the fetus can hiccup and react to very loud noice

A

9 weeks of age

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19
Q

A white covering of the fetus that protects the baby from the extreme heat

A

Lanugo

20
Q

The lanugo is coated with thick whitish cream called?

A

Vernix

21
Q

What is the point at which the baby can survive, sometimes between 22and 26 weeks?

A

Age of viability

22
Q

A thing that is placed in the abdomen to hear the sound Of the baby

A

Fetal doppler

23
Q

In what week of age does the head and blood vessels form and brain begins to develop?

A

3 weeks

24
Q

Heart begins to beat and pump blood , arm buds and leg buds appear, eyes, ears, nose,and mouth form, nerves begin to develop, etc.

A

4 weeks

25
Q

Hands and feet develop with webbed fingers and toes, undifferentiated sex organs appear, head is half length of the entire body, etc.

A

5-8 weeks

26
Q

All major organ systems are formed, fingers and toes are fully formed, sex of fetus can clearly distinguished, etc.

A

9-16 weeks

27
Q

Mother detects fetal movement, many reflexes are present, etc.

A

13-16weeks

28
Q

Hair develops on head, lanugo covers the body, heart beat can be heard when listener presses head against mother’s abdomen

A

17-20 weeks

29
Q

Eyes open and shut, light and sounds can be perceives, fetus alternates between periods ofsleep and wakefulness

A

21-24 weeks

30
Q

Organ system continue to mature, fetus turns head down in uterus chances of survival are good, etc.

A

25-28 weeks

31
Q

Organs system function well,

A

29 - 38 weeks

32
Q

Refers to any environmental agents that causes damage during the prenatal period

A

Teratogens

33
Q

Stress hormones

A

Cortisol

34
Q

What stage does the developing organism is most vulnerable?

A

Embryonic stage

35
Q

Affects mainly the fetus heart, eyes, and brain

A

Rubella/measles

36
Q

Infants under 12 months of age stop breathing and die without apparent cause

A

Sudden infant death syndrome (SIDS)

37
Q

A number of times when the women gets pregnant

A

Parity

38
Q

A fundamental, primary or general law or truth from which others are derived

A

Principles

39
Q

Net increase in the size, or mass of the tissue. It is largely attributed to multiplication of cells and increase in the intracellular substance

A

Growth

40
Q

Refers to progressive increase in skill and capacity, though its rate varies from one child to another

A

Development

41
Q

Growth and development is a continuous process from conception to death

A

Continuity

42
Q

Follows a pattern of development peculiar to it.

A

Sequentiality

43
Q

The tempo of development is not even. Individuals differ in the rate of growth and development

A

Differentiality

44
Q

Describes the direction of growth and development.

A

Development proceeds from head downward

45
Q

What is the directional sequence of development during both prenatal and postnatal stages

A

From head to toe or from central axis to the extremities of the body

EXCEPTIONAL (4 decks)

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