Worksheetsfetal development
Total questions: 13
Worksheet time: 7mins
Name
Class
Date
1.
When an egg is first fertilized it is known as
a)
a nucleus
b)
an embryo
c)
a zygote
d)
a fetus
2.
When a fertilized egg divides and forms a ball of cells, it is known as...
a)
a nucleus
b)
a fetus
c)
a zygote
d)
an embryo
3.
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
4.
The developing embryo is fed by its mother’s blood through a tissue called the
a)
placenta
b)
vagina
c)
amnion
d)
uterus
5.
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
6.
Week 9/ 10 the baby acquires features and is then referred to as
a)
an embryo
b)
a fetus
c)
a zygote
d)
a newborn
7.
Approximately how many weeks after fertilization is baby is ready to be born ?
a)
17 to 24
b)
24 to 36
c)
22 to 48
d)
40 to 42
8.
A baby comes out of what part of a mother’s body?
a)
vagina
b)
placenta
c)
uterus
d)
fallopian tube
9.
An egg is fertilized after the union of the egg’s and sperm’s
a)
membranes
b)
semen
c)
nucleus
d)
zygote
10.
Ordinarily, how many sperm fertilize a female’s egg?
a)
several million
b)
a few hundred
c)
one
d)
six to ten
11.
What happens at the placenta?
a)
The mother's and baby's blood mix together
b)
There is an exchange of nutrients, oxygen, and waste between the mother's and baby's blood across a membrane
c)
It protects the baby
d)
It determines the sex of the baby
12.
Which two of the following actions could be potentially harmful to an unborn baby?
a)
Eating a healthy, balanced diet during pregnancy
b)
Smoking during pregancy
c)
Drinking excessive alcohol during pregnancy
d)
Exercising carefully during pregnancy
13.
What is the purpose of the placenta? (select two answers)
a)
To remove waste products from the baby's blood
b)
To provide oxygen and nutrients to a growing baby
c)
To provide nutrients to a mother during pregnancy
d)
To remove waste products from the mother's blood
100 %
