It takes approximately three times longer for men over the age of 40 to impregnate a partner than it does for men under age 25 . Why?

a. lack of libido
b. endometriosis
c. decrease in the quantity and quality of their sperm
d. their partner's fertility

C. Men's sperm count decreases with age.

Psychology

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In Eysenck's theory, all of the following go together EXCEPT

a. extroversion. b. neuroticism. c. source and surface. d. psychoticism. e. bipolar dimensions.

Psychology

In Eysenck's model of personality, __________ is considered to be the polar opposite of

psychoticism. a. self-control b. emotional stability c. neuroticism d. apprehension e. introversion

Psychology