Why must the corpus luteum continue to secrete progesterone and estrogen following implantation of the fertilized egg?
a. to maintain the uterine lining
b. to prevent female anti-bodies from destroying the fertilized egg
c. to facilitate the differentiation of the embryo into its specific gender
d. to help protect the embryo from viral or bacterial infection
Question 2
____ is the leading cause of first trimester maternal death.
a. Infection c. Mother-child autoimmune disorder
b. Ectopic pregnancy d. Seizure
The ovaries. In addition to producing ova, the ovaries secrete the female sex hormones, estrogen and
Estrogen and Progesterone Levels During Menstrual Cycle
Progesterone Receptors
Binding of the estrogen receptor to DNA, as inferred from solution NMR spectroscopy
The oceans continue to absorb most of the excess energy trapped by greenhouse gases
Fertilization to Implantation