Simon LeVay found that an area of the ____ was twice as large in volume in heterosexual men than in women and gay men
a. cortex c. hippocampus
b. pituitary gland d. hypothalamus
ANS: D
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Susan has noticed that her feelings of sexual desire for her partner have changed over time. Research suggests that this alteration may reflect changes in her _______.
a) sexual orientation b) relationship satisfaction c) physical attractiveness d) sexual frequency
Which of the following is a case of peers influencing gender roles?
A. A boy's kindergarten teacher punishes him for crying when he gets hurt. B. A boy is encouraged by his playmates to indulge in fist-fighting. C. A boy is encouraged to play with his sister at home than with other boys. D. A boy's father encourages him to play more outdoor sports. E. A boy watches a show in which girls and boys bully other children at school.
Cancer of the _____ is the most common form of cancer in men between the ages of 29 and 35.
A. prostate B. penis C. anus D. testes
The _____ is the mass of tissue lying beside the fetus that allows nutrients and oxygen to pass from the mother's blood to the fetus's blood.
A. placenta B. periderm C. zona pellucida D. corpora cavernosa