Exam 3: Conception and Prenatal Development

Hanna and Randy visits an agency where women who cannot have their own child are artificially inseminated for couples. There they find a woman who physically resembles Hanna, and Randy asks her if she would agree to be artificially inseminated with Randy's sperm. In this scenario, Andy and Anna are considering the option of:

In the case of _____, ovum from another woman is fertilized and injected into the uterus of a mother-to-be.

Which of the following is true of menstruation?

How does endometriosis result in infertility?

The _____ is the central layer of the embryo from which the bones and muscles develop.

Disease-causing organisms are called__________.

The chances of an exchange of blood between a mother and her offspring are greatest during childbirth.

Katherine was unable to conceive children. Her physician harvested her ova, after a minor surgery, and combined it with her husband's sperm in a laboratory dish. He then injected the fertilized egg into Katherine's uterus. The scenario best illustrates an instance of _____.

How does cocaine abuse in pregnant women affect the fetus?

A fetus begins to turn and respond to external stimulation at about the second or third week.

Astrid's physician suggests injecting a fertilized ovum into Astrid's uterus as she was unable to conceive her own child. In this scenario, Astrid's physician is suggesting _____.

__________is self-propulsion.

_____ is a synthetic hormone used to maintain pregnancy.

Discuss some of the causes of infertility in men.

Lily and James want to have children through in vivo fertilization. They want their first child to be a boy and their second child to be a girl. Which of the following methods can they use if they want to select the gender of their children?

Katie and Timothy want to have children, but Katie has a medical condition that impairs the production of ova. Katie wants to give birth to a child. Which of the following methods would allow Katie to bear her own child?

Selina has two daughters. There were complications during both the deliveries, and Selina's blood got mixed with that of her daughter's. Selina's first daughter was born healthy, but her second daughter was born with mental disabilities. In this scenario, Selina's second daughter was born with mental disabilities due to _____.

Preeclampsia can be fatal to pregnant women who:

Discuss the role played by a parent's age on prenatal development.

During prenatal development, once the testes have developed in a male embryo, they begin to produce male sex hormones, or _____.