If, after ovulation, the corpus luteum fails to form, which of the following could potentially occur?
A. Maternal twins
B. Ectopic pregnancy
C. Miscarriage
D. Placenta previa
Answer: C
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Indicate whether the statement is true or false
Once a structure is fully grown and mature, it will probably
A. down-regulate its receptors for growth hormone, as it no longer receives as much of the ligand. B. up-regulate its receptors for growth hormone, as it no longer needs to continue to grow at a fast rate. C. up-regulate its receptors for growth hormone, as it no longer receives as much of the ligand. D. down-regulate its receptors for growth hormone, as it no longer needs to continue to grow at a fast rate.
A typical adult hematocrit is around
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