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1 |  |  According to Masters and Johnson, the four stages of sexual response are, in order , , , and . |
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2 |  |  According to Masters' and Johnson, the two basic physiological processes that occur during sexual arousal are and myotonia. |
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3 |  |  Masters' and Johnson's model of sexual response has been criticized because they ignored factors, such as sexual desire. |
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4 |  |  Only men are capable of multiple orgasm. |
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 |  | A) | True |
 |  | B) | False |
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5 |  |  According to Kaplan, the three components of sexual response are , , and . |
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6 |  |  Erection in the male is produced by a simple spinal reflex. |
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 |  | A) | True |
 |  | B) | False |
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7 |  |  Research indicates that a region called the is responsible for ejaculation in some women. |
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8 |  |  Neuroimaging techniques allow researchers to observe during sexual arousal. |
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9 |  |  If female guinea pig fetuses are exposed to testosterone prenatally, they are born with masculinized genitals and hypothalamus and show male sexual behaviors; this demonstrates the effects of hormones. |
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10 |  |  are biochemicals secreted outside the body that may serve a role as sex attractants. |
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11 |  |  Chemical and physical castration have proven effective in reducing aggressive sexual behaviors. |
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 |  | A) | True |
 |  | B) | False |