Ch 4 Pregnancy and Birth Quiz #3

The ______ trimester begins at conception and continues until about week 12 of pregnancy

• first

• second

• third

By the time five days have passed, the zygote is called a

• fetus

• blastocyst

• embryo

The ______ part of the embryo develops the Nervous system, ears, nose, eyes.

• Mesoderm

• Ectoderm

• Endoderm

_________ develops between the embryo and the mother’s uterine lining.

• umbilical cord

• placenta

• fetus

• mesoderm

The _______ provides oxygen, nutrients, and water to the baby.

• fetus

• placenta

• embryo

• zygote

The final stage of the first trimester begins the fetal period.

• True

• False

During the ______ trimester the sex of the baby can often be determined.

• 1st

• 2nd

• 3rd

When using ultrasound imaging, the bones of the developing baby ____ be seen.

• cannot

• can

If the baby is born as early as the beginning of the ______ trimester (24 to 40 weeks), there is a good chance of survival with proper medical care.

• first

• second

• third

Sometimes women experience psychological changes called:

_______ or the desire to ready things for the upcoming new baby.

• prepping

• baby proofing

• nesting

• morning sickness