Fetal Development

What hormone is produced by a blastocyst that signals pregnancy and stops the ovaries from releasing more eggs?

• Estrogen

• Progesterone

• HCG

• Testosterone

What is the primary function of folic acid during the second month of pregnancy?

• To strengthen the baby's bones.

• To help form the neural tube, which becomes the brain and spinal cord.

• To develop the baby's heart.

• To aid in the development of the baby's limbs.

By the end of the third month of pregnancy, what happens to the chance of miscarriage?

• It significantly increases.

• It remains unchanged.

• It drops considerably.

• It becomes impossible.

What is the name for the very fine wisps of hair that appear on a baby's body during the second trimester, and what is its role?

• Vernix; to regulate body temperature.

• Lanugo; to protect the fetus from damaging substances in amniotic fluid.

• Placenta; to provide nutrients.

• Umbilical cord; to connect the baby to the mother.