Nancy is 8 months pregnant. Her physician mentioned that the placental LH-like hormone levels had decreased. Should Nancy be concerned?
A. Yes; a drop in the secretion of an LH-like substance this late in the pregnancy will disrupt normal embryonic development.
B. No; the placenta doesn't normally secrete an LH-like substance at any time during pregnancy.
C. Yes; the secretion of an LH-like substance by the placenta throughout the pregnancy is necessary to maintain the pregnancy.
D. No; the secretion of an LH-like substance by the placenta is important in the first trimester, and Nancy's pregnancy is beyond the first trimester.
Answer: D
You might also like to view...
Which of the following comprise the best source of vitamin C?
A) milk and meat B) bread and potatoes C) vegetables D) citrus fruits E) breads and cheeses
The sternal region is commonly known as the ________.
A. buttock B. breastbone C. groin D. upper arm E. navel
Caveolae and clathrin-coated pits are both used in
A) endocytosis. B) phagocytosis. C) exocytosis. D) All of the answers are correct. E) None of the answers are correct.
What provides oxygen transfer within the water to provide dissolved oxygen to fish?
What will be an ideal response?