WorksheetsPrenatal Development and Stages of Labor
Total questions: 20
Worksheet time: 10mins
The zygote is formed during the fetal stage of development.
True
False
The major organs of the body begin to develop during the embryonic stage of development
True
False
The developing baby is connected to the placenta by the umbilical cord
True
False
When does new life begin ?
At birth
At conception
When the fertilized egg is implanted in the wall of the uterus
Pregnancy is divided into ________
3 months
3 periods
3 trimesters
Which is the correct order of prenatal development?
embryo, fetus, zygote
fetus, zygote, embryo
embryo, zygote, fetus
zygote, embryo, fetus
A trimester is how many months ? Hint: 9 months divided by the number of trimesters.
7
2
3
4
The female sex cell is called
a germ
an ovum
a sperm
fetus
What is the purpose of the umbilical cord
provides baby with oxygen and removes waste products
provides protection for the baby
helps determine genetic disorders
An ovum and sperm cell unite to form a(an)
zygote
egg
fetus
embryo
The joining of an egg and a sperm is called conception
True
False
What is the ideal birth weight ?
7.5 lbs
3.5 lbs
4.5 lbs
7 lbs
Doctors prefer babies to be in which position?
head first
butt first
feet first
arm out
Teratogens can produce the greatest amount of damage during the germinal stage
True
False
The cervix is
a sac that holds the baby
a white cheesy substance that a baby is covered with when it is born
the tough ring of tissue that is closed during pregnancy to keep the fetus secure
Chemicals in cigarettes poses little harm to the developing fetus
true
false
Cocaine can bind with sperm cells and be carried to the ovum
true
false
Any environmental agent that causes damage during the prenatal period is referred to as
lanugo
A teratogen
neither
the ________ is the point at which the fetus can first survive if born early
teratogen
pre-mature
age of viability
The fetus' heartbeat can be heard as early as the ___ month (with a stethoscope)
1st
4th
3rd
9th
