Regarding sexually transmitted diseases, which of the following statements is FALSE?
a. Genital herpes is caused by a virus.
b. Approximately 20 times as many people are infected with HIV than HPV. c. HIV/AIDS is the most threatening sexually transmitted disease.
d. Genital warts are caused by the human papilloma virus. e. Chlamydia is one of the most common bacterial STDs.
Question 2
Mr. Grammarcy has been having trouble sleeping at night, and his lack of sleep is beginning to interfere with his ability to function properly during the day. He's concerned that he may lose his job in the next round of layoffs at his company. He is also having marital problems. He tends to lay awake at night, worrying about these problems and thinking about what he can do to resolve these issues. Based on the discussion in the text, Mr. Grammarcy should understand that .
a. worrying increases one's bodily arousal, which can prevent normal sleep
b. daily hassles and concerns do not normally interfere with normal sleep, so he should look for a medical reason for his insomnia
c. when his marital issues are resolved, his sleep pattern will return to normal, regardless of his concerns about his job
d. sleep is a natural function that cannot be forced without medical intervention or biofeedback training e. sleeping pills, used according to directions, will resolve his sleep problems
A proposed molecular mechanism of prion diseases.
Many human diseases are caused by mutations in single genes
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