The ________ play an important role in the sensation and perception of touch.

The more gyri and fissures found on the cerebral cortex, the

a. smoother the appearance of the surface of the brain. b. more nerve cells it contains. c. larger the organism. d. simpler the brain and nervous system. e. less nerve cells it contains.

Janice has always seen sex as a duty to perform for her husband. Whenever she starts to get aroused, her mind is flooded by negative thoughts about how dirty and sinful sexual activity is

As a result, she is almost totally cold to any sensual pleasure and she feels no desire for sexual activity. She is suffering from ________. a. a sexual arousal disorder b. inhibited sexual excitement c. an orgasmic disorder d. a sexual desire disorder