The drug Viagra works
A. by prompting increased lubrication of the vagina.
B. by relaxing the smooth muscles in the corpora cavernosa.
C. by changing the mental state of the man, prompting erection.
D. by raising the testosterone levels in the female.
Answer: B
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Viagra (Sildenafil citrate), Cialis (Tadalafil) and Levitra (Vardenafil) all work by inhibiting the enzyme ____
a. serine/threonine phosphatase-5 c. protein tyrosine phosphatase-5 b. protein tyrosine kinase-5 d. phosphodiesterase-5
Socialization of gender roles is a process that is
A. aimed at conveying societal norms to individuals. B. mediated exclusively by an individual's parents. C. limited to one's childhood. D. regulated by an individual's peers during infancy.
Research conducted by Surra (e.g., 1985) reveals that couples on a(n) _______ courtship trajectory move smoothly and rapidly to marriage and spend relatively little time dating before becoming engaged.
a) prolapsed b) accelerated c) prolonged d) intermediate
In the context of genes as a potential source of sexual orientation:
A. timing and maturation of the human body is not necessary for the development of sexual orientation. B. it is scientifically possible to establish connections between genes and behavioral traits, including sexual orientation. C. the occurrence of sexual orientation involves one gene which produces the effect of attraction to one gender or the other. D. genes are irrelevant as a possible source or cause of sexual orientation. E. twin studies show how the combination of genetics and interactive biopsychosocial sources may explain sexual orientation.