The region of the brain that secretes the gonadotropin-releasing hormone (GnRH) is the
A. medulla.
B. pituitary.
C. hippocampus.
D. hypothalamus.
Answer: D
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If only one sperm is needed to fertilize an egg, why are so many sperm produced by a man?
a. This ensures genetic variability of a man's offspring. b. The testicles themselves present a hostile environment for sperm as a way to ensure that the strongest sperm survive, thus most sperm die off even before ejaculation. c. All of the sperm are produced during the development of a male fetus, and so, an abundant number of sperm are needed to provide a sufficient supply for a man's lifetime. d. There are many "barriers" that confront a sperm on its journey to the egg, thus increasing the likelihood that some sperm will make their way to the egg.
Online dating gives rise to concerns about online privacy and confidentiality.
Answer the following statement true (T) or false (F)
If we stop being sexually aroused, resolution can happen without orgasm.
Answer the following statement true (T) or false (F)
Social exchange theory has been criticized because
A. it applies the concept of rewards and costs to romantic relationships. B. it does not take the equity of relationships into account. C. it gives weight to concepts like altruism and martyrdom. D. it applies only to men and not to women.