Which hormone is secreted by the placenta?
a. Follicle-stimulating hormone (FSH)
b. Alpha-fetoprotein (AFP)
c. Human chorionic gonadotropin (HCG)
d. Luteinizing hormone (LH)
ANS: C
The placenta functions as an endocrine gland, secreting estrogen, progesterone, and HCG.
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