What is the fate of most of a woman’s mature
eggs?
a. they are fertilized
b. they are stored for future use
c. they die
d. they are reset back to primary oocytes
e. they stay immature
C
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The tetanus toxin blocks the release of __________
and glycine from certain neurons, causing muscle __________ and death from __________ and cardiac failure. a. GABA; spasms; respiratory b. ACh; spasms; respiratory c. GABA; relaxation; digestive d. ACh; relaxation; digestive e. GABA; relaxation; respiratory
Without the proper amount of water in your diet,
A. electrolytes can become imbalanced. B. dehydration will result. C. the blood is thicker. D. All of these are possible.
If a woman has reached or passed her due date (the date that a woman is expected to give birth), her obstetrician may use hormones to help initiate labor. Which of the following hormones would assist the most in the initiation of labor?
A) HCG B) FSH C) progesterone D) oxytocin
Double fertilization occurs when
A. the polar nuclei fuse with the egg after it has fused with the sperm. B. the sperm and tube nuclei fertilize the egg. C. two sperm cells fertilize the two polar nuclei. D. one sperm fuses with the egg and the other sperm fuses with both polar nuclei.