Unit 2 Study Quiz Growth and Development

The union of a male sperm cell and a female egg cell.

• fertilization

• implantation

• fetus

• embryo

A thin, fluid filled membrane that surrounds and protects the developing embryo

• Umbilical cord

• Amniotic sac

• Placenta

A ropelike structure that connects the embryo and the mother's placenta.

• Umbilical cord

• Amniotic sac

• Placenta

A thick, blood-rich tissue that lines the walls of the uterus during pregnancy and nourishes the embryo.

• Umbilical cord

• Amniotic sac

• Placenta

Select the substances that are considered harmful to an expecting mother and her developing baby.

• water

• nicotine

• vegetables

• drugs

• alcohol

The first 0-14 weeks of embryonic and fetal development is referred to as...

• First trimester

• Second trimester

• Third trimester

Weeks 15-28 of embryonic and fetal development are referred to as...

• First trimester

• Second trimester

• Third trimester

Week 29 of embryonic and fetal development thru birth is a time referred to as...

• First trimester

• Second trimester

• Third trimester

Labor is the final stage of pregnancy in which the uterus contracts and pushes the baby out of the mother's body.

• True

• False

Select the 3 stages of birth.

• Passage through the birth canal

• Afterbirth

• Prebirth

• Dilation