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Multiple choice Question: 21 How would high cytoplasmic calcium concentrations affect smooth muscles in cavemosal tissue?
Multiple choice Question:
How would high cytoplasmic calcium concentrations affect smooth muscles in cavemosal tissue?
a.it would have no effect because it is norepinephrine that causes them to contract; calcium plays no role.
b.it would cause them to relax
c.it would cause them to contract.
How does Viagra work?
a.it increases the concentration of calcium in the cytoplasm of smooth muscle cells.
b.it decreases norepinephrine release.
c.it slows the breakdown of cGMP by PDE5.
D.it stimulates nitric oxide release.
Which of the following best describes the "handicap hypothesis"?
a. Females should prefer healthy males who have extensive ornamentation or similar handicaps because those
males likely possess less tangible, heritable qualities that allow them to thrive despite the handicap
c. Females should ignore the ornamentation of handicapping ornamentation and focus on the parental behaviors of
d. Females should prefer males who have extensive ornamentation or similar handicaps, regardless of the health of
the male, because their male offspring will inherit the ornamentation
What happens when a person is becoming sexually aroused?
b. The parasympathetic nervous system stimulates a relaxation of cavernosal muscles
c. The sympathetic nervous system stimulates a contraction of cavernosal muscles
d. The sympathetic nervous system stimulates a relaxation of cavernosal muscles
Do patterns of behavior in humans always follow the predictions made by evolutionary psychologists?
What effect would be blocking aromatase have on male sex drive?
a. it would have no effect because male sexual responses are purely reflexogenic.
b. None because blocking progesterone production wouldn't affect male sex drive
c. it would decrease sex drive by lowering estrogen levels.
d. it would increase sex drive by increasing testosterone levels.