The _________ becomes part of the umbilical cord, produces formed elements of blood, and brings umbilical blood vessels to the placenta.

The life stageat which the reproductive organs become capable __________.

____________ stimulates the maturation of the mammary glands so that they can produce milk.

Which of the following types of cancers are typically found in lower stages?

A grade 4 astrocytoma is considered a glioblastoma multiforme, which has a poor prognosis.

List 4 side effects of radiation treatments for lung cancer.

Which tumor marker is correlated to both colon cancer and breast cancer?

Which of the following procedures would be best utilized to determine the extent of malignant disease throughout the entire body?

Describe the process of positive and negative selection of T-cells.  Be specific about what happens in each selection step.

Extra Credit Question 3: What layer of the uterus is shed during menstruation? (2pts)