PREGNANCY

The fusion of a sperm cell and an egg cell to form a zygote is known as...

• Implantation

• Ovulation

• Gestation

• Fertilization

In humans, fertilization most commonly takes place in which of the following locations?

• Uterus

• Fallopian tube

• Vagina

• Ovary

A fertilized egg that has not yet implanted in the uterus is called a...

• fetus

• blastocyst

• gamete

• embryo

The first trimester of pregnancy spans from conception to approximately which week?

• Week 8

• Week 28

• Week 20

• Week 12

Identical twins are formed from...

• A single egg fertilized by two different sperm.

• Two separate eggs fertilized by two different sperm.

• Two separate eggs fertilized by one sperm.

• A single egg fertilized by a single sperm, which then splits.

The stage of labor that involves the delivery of the baby is known as the...

• Second stage

• First stage

• Fourth stage

• Third stage

Which of the following describes the key difference between identical and fraternal twins?

• Fraternal twins are always born in separate sacs, but identical twins are always born in the same sac.

• Identical twins share half their genes, while fraternal twins share all of their genes.

• Identical twins are always the same sex, while fraternal twins can be different sexes.

• Fraternal twins have the same placenta, while identical twins have separate placentas.

Fraternal twins have the same placenta, while identical twins have separate placentas.

• vernix caseosa

• amniotic fluid

• lanugo

• colostrum

Which hormone is commonly detected in a pregnancy test?

• Progesterone

• Human chorionic gonadotropin (hCG)

• Luteinizing hormone (LH)

• Estrogen

he second trimester of pregnancy is often called the 'honeymoon period' because...

• The mother's body returns to its pre-pregnancy state.

• It is the shortest trimester.

• Many of the uncomfortable symptoms of early pregnancy, like nausea, often subside.

• It is the time when the baby's bones are fully formed.