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Prenatal Development

Total questions: 35

Worksheet time: 18mins

Name
Class
Date
1.

Which of the following is the first stage of prenatal development?

a)

Foetal

b)

Embryonic

c)

Infancy

d)

Germinal

2.

How many chromosomes does every baby have?

a)

23

b)

46

c)

12

d)

24

3.

The zygote is formed in what stage of pregnancy?

a)

Germinal

b)

Embryonic

c)

Fetal

d)

Last stage

4.

Why do doctors give pregnant women a glucose tolerance test?

a)

To test for gestational diabetes

b)

To check for preeclampsia

c)

To determine their due date

d)

To determine the Rh factor

5.

What is true about the placenta?

a)

It allows the egg to travel from the ovary to the uterus

b)

It is expelled when a woman menstruates

c)

It determines the baby's genetic traits

d)

It removes waste

6.

What is the process of an egg being released by the ovaries called?

a)

Menstruation

b)

Ovulation

c)

Gestation

d)

Conception

7.

What happens if an ovum reaches the uterus without being fertilized?

a)

Menstruation occurs

b)

A stillbirth occurs

c)

The woman becomes pregnant

d)

The egg implants in the uterine wall

8.

What vitamin is most vital to normal development in a fetus?

a)

Vitamin A

b)

Vitamin C

c)

Vitamin D

d)

Folic Acid

9.

When is the fetal stage?

a)

0-2 weeks

b)

3-8 weeks

c)

9 weeks - birth

d)

8-12 weeks

10.

When is the germinal stage?

a)

0-2 weeks

b)

3-8 weeks

c)

9 weeks - birth

d)

8 - 12 weeks

11.

When is the embryonic stage?

a)

0-2 weeks

b)

3-8 weeks

c)

9 weeks - birth

d)

8-12 weeks

12.
Where does the implantation occur and the zygote develop?
a)
in the uterus
b)
in the ovary
c)
in the vagina
d)
in the fallopian tube
13.
The developing embryo is fed by its mother’s blood through a tissue called the
a)
placenta
b)
vagina
c)
amnion
d)
uterus
14.
The developing embryo is connected to the placenta by
a)
the spinal cord
b)
the umbilical cord
c)
the amniotic fluid
d)
the developing nerves
15.

What structure protects and cushions the fetus throughout its prenatal development?

a)

amniotic sac and fluid

b)

Placenta

c)

umbilical cord

d)

vagina

16.
When the blastocyst attaches to the lining of the uterus, this is known as
a)
fertilization
b)
ovulation
c)
implantation
d)
mitosis
17.
Which is the correct order?
a)
embryo, fetus, zygote
b)
fetus, zygote, embryo
c)
embryo, zygote, fetus
d)
zygote, embryo, fetus
18.
What happens when a fertilized egg splits into two?
a)
Fraternal twins
b)
Identical twins
c)
Nothing, you just have one baby. 
d)
Triplets
19.
What things DO NOT cause birth defects?
a)
Cocaine
b)
Alcohol
c)
Folic Acid in vitamins
d)
Exposure to ionizing radiation
20.
Ordinarily, how many sperm fertilize a female’s egg?
a)
several million
b)
a few hundred
c)
one
d)
six to ten
21.

Any environmental agent that causes damage during the prenatal period is referred to as

a)

lanugo

b)

A teratogen

c)

neither

22.

Alcohol consumption during pregnancy can lead to

a)

A healthy baby

b)

An overweight baby

c)

Learning difficulties in the parent

d)

FASD

23.

Which of the following is an example of a teratogen?

a)

Folate

b)

Water

c)

Smoking

d)

Prescription drugs

24.

Folate is essential before and during pregnancy because it

a)

Can cause Spina Bifida

b)

Can prevent Foetal Alcohol Spectrum Disorder

c)

Can prevent organ development issues

d)

Can prevent Neural Tube Defects like Spina Bifida

25.

Which of the following does NOT occur during the Germinal stage?

a)

Cells divide- goes from 2 cells to 16 cells

b)

Implantation

c)

Zygote travels down the Fallopian tubes

d)

Foetus experiences first ovulation

26.

Organogenesis refers to

a)

The development of an embryo

b)

The development of major organs

c)

Functioning of major organs

d)

The development of teeth and limbs

27.

Which of the following are characteristics of the Foetal stage?

a)

Systems start to function

b)

Movements and reflexes occur

c)

Implantation

d)

Facial features such as eyes and mouth are formed

28.

Which of the following is NOT an example of a primary sex characteristic?

a)

First ejaculation

b)

Penis enlarges

c)

Breast development

d)

First menstruation

29.

Which of the following foods are pregnant women told to avoid?

a)

Spinach

b)

Red meat

c)

Soft serve ice cream

d)

Chocolate

30.

If a pregnant women smokes during her pregnancy, how can this affect the development of the foetus?

a)

Lung function abnormalities

b)

Develop Spina Bifida

c)

Stunted growth

d)

Overweight

31.

What is it called when a baby is positioned head upwards and buttock down?

a)

Caesarean

b)

IVF

c)

Breech

d)

Amniocentesis

32.

If a pregnant woman consumes a diet low in iodine, how can this impact the development of her baby?

a)

FASD

b)

Spina Bifida

c)

Miscarriage

d)

Stunted growth

33.

Lack of ________ can lead to anaemia.

a)

Calcium

b)

Vitamin A

c)

Iron

d)

Protein

34.

Which nutrient is needed to strengthen bones and teeth?

a)

Protein

b)

Vitamin B12

c)

Water

d)

Calcium

35.

A female sex cell

a)

ovary

b)

ovum

c)

sperm

d)

cervix

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