Exam 28: Pregnancy and Human Development

Which of the choices below occurs if implantation is successful?

The embryonic period lasts until the end of the eighth week.

How long is the secondary oocyte viable and capable of being fertilized after it is ovulated?

Select the correct statement about fertilization.

Which of the following is NOT assessed as part of the Apgar score?

By the end of the embryonic period,at 8 weeks,all the adult organ systems are recognizable.

Which of the following is NOT usually considered a teratogen?

Briefly describe the physiological changes occurring in the mother during pregnancy.

Briefly describe the events leading to the implantation of the blastocyst in the uterus,including how it is nourished.

Proteases and acrosin are enzymes.How do they function in reproduction?

Cells of the ________ gather around the notochord and neural tube and produce the vertebra and rib at their associated level.

Muscle tissue is formed by the ________.

Which hormone maintains the viability of the corpus luteum?

A pregnancy test involves antibodies that detect growth hormone (GH)levels in a woman's blood or urine.

Prior to the let-down reflex,the mammary glands secrete a yellowish fluid called ________ that has less lactose than milk and almost no fat.

Match the following: -Leads to enhancement of sperm motility and increasing membrane fragility to enable enzyme release from acrosomes.

Match the following: -Forms the mother's part of the placenta.

The trophoblast is mostly responsible for forming the ________.

Which of the following is NOT a correct matching of a fetal structure with what it becomes at birth?

Neural tissue is formed by the ________.