Jersey College Pregnancy

The union of an ovum and a spermatozoon is called ________.

• implantation

• fertilization

• ovulation

• sterilization

The ovum and spermatozoon form a combined cell called a(n) ________.

• zygote

• embryo

• fetus

• stem cell

The structure that carries blood between the mother and the offspring is the ________.

• fetal vein

• aorta

• umbilical cord

• fallopian tube

After 3 months, the embryo is called a(n) ________.

• full-term infant

• zygote

• natal

• fetus

The process leading to delivery of the fetus is called ________.

• labor

• let-down

• placenta previa

• confinement

The posterior pituitary hormone that stimulates uterine contractions is ________.

• estrogen

• oxytocin

• progesterone

• aldosterone

Spontaneous or intentional loss of an embryo or fetus is a(n) ________.

• stillbirth

• intussusception

• abortion

• gravida

An allele that always expresses its effects if present is described as ________.

• recessive

• autosomal

• paired

• dominant

The entire time span of pregnancy is called.

• gestation

• gustation

• impregnation

• enucleated

What happens to the corpus luteum during pregnancy?

• Nothing happens to it. It’s gone. It disintegrated after expelling the ovum.

• It is absorbed by the developing zygote and becomes part of the embryo.

• Hormones stimulate it, it lives 11 to 12 weeks longer, and secretes progesterone and estrogen.

• It embeds in the wall of the uterus and grows to become the placenta.