PRENATAL DEVELOPMENT

The zygote is formed during the fetal stage of prenatal development.

• True
• False

The major systems of the body begin to develop during the embryonic stage of prenatal development.

• True

• False

The developing baby is connected to the placenta by the umbilical cord. 

• True
• False

When does new life begin?

• At conception
• At birth
• When the fertilized egg is implanted in the uterus 

Pregnancy is divided into three_________.

• Trimesters
• Periods
• Months

Doctors typically recommend that babies aren't delivered until _____________ weeks.

• 28
• 32
• 36
• 27

Which is the correct order?

• embryo, fetus, zygote
• fetus, zygote, embryo
• embryo, zygote, fetus
• zygote, embryo, fetus

A trimester is _____.

• three days
• three weeks
• three months

Prenatal development is divided into three stages.

• True
• False

The female germ cell is called the _____.

• egg
• sperm
• ovum
• fetus