Question 1. All of the following effects are observed as a result of caffeine withdrawal EXCEPT for ______.

A. headaches

B. impaired concentration

C. a tingling in the fingers

D. irritability

Question 2. Filtered cigarettes _______.

A. contained a lower-tar blend of tobacco in them

B. were a major step toward improving the health consequences of smoking

C. gave the illusion of improving the health consequences of smoking

D. were the beginning of an improvement in the health of smokers in the U.S.

Question 3. Smoking cessation _______.

A. results in a recovery of several aspects of one's health status

B. results in a further deterioration of one's health status

C. results in essentially no change in one's health status

D. results in a complete recovery of one's health status within a matter of days

Question 4. Adenosine produces all of the following effects except _______.

A. lowered heart rate

B. slowing down of the body's reaction to stress

C. sleepiness

D. dilation of bronchial passageways

Question 5. The most striking cases in which caffeine improves performance are in tasks _______.

A. that are exciting and challenging

B. taken on in the morning

C. that 9involve verbal skills

D. that are boring and repetitive

Question 6. Each day, _____ people in the United States die as a result of cigarette smoking.

A.500

B.1,200

C.2,500

D.5,000

Question 7. In the 1998 tobacco settlement, tobacco corporations agreed to _______.

A. go out of business by 2014

B. ban all sales of tobacco products in the United States

C. pay $15 million to the states

D. refrain from marketing tobacco products to those under eighteen

Question 8. About 60 milligrams of nicotine _______.

A. are found in approximately a half-pack of cigarettes

B. would be ingested from two or three cigarettes

C. is the minimal effective dose for relaxation

D. can quickly kill a healthy human adult

Question 9. Compared to white smokers, African-American smokers _______.

A.smoke fewer cigarettes and carry a lower risk of tobacco-related disorders

B.smoke more cigarettes and carry a higher risk of tobacco-related disorders

C.smoke more cigarettes, but carry a lower risk of tobacco-related disorders

D.smoke fewer cigarettes, but carry a higher risk of tobacco-related disorders

Question 10. Currently, caffeine consumption is suspected to be linked to _____.

A. infertility

B. infertility and low birthweight

C. low birthweight and miscarriage

D. irritable bowel syndrome

Question 11. The ingestion of highly caffeinated energy drinks mixed with alcohol _____

A. will not reduce alcohol intoxication.

B. reduces a person's perception of intoxication.

C. Neither A nor B

D. Both A and B

Question 12. John is a smoker. He just finished his last cigarette about six hours ago. Which of the following symptoms

is John most likely to encounter?

A. stomach cramps

B. decreased heart rate

C. increased blood pressure

D. increased ability to concentrate

Question 13. Caffeine consumption in young people can aid in the treatment of _______.

A.attention deficit hyperactivity disorder

B.calcium deficiency

C.autism

D.panic attacks

Question 14. Environmental tobacco smoke _______.

A. dissipates in a matter of minutes

B. changes its character once it diffuses into the air

C. fails to affects families of smokers

D. affects anyone in an enclosed space

Question 15. The World Health Organization estimates that, in the twentieth century, _____ million people died prematurely of tobacco-related diseases.

A.1 million

B.8 million

C.100 million

D.810 million

Question 16. According to the University of Michigan survey, the peak years when smokers start to smoke are____.

A.during the fourth and fifth grades

B.during the sixth and seventh grades

C.during the ninth and tenth grades

D.during senior year in high school

Question 17. Caffeine from a cup of coffee or tea is absorbed _______.

A. almost immediately upon drinking the beverage

B. five to ten minutes after drinking

C. thirty to sixty minutes after drinking

D. one to two hours after drinking

Question 18. One of the strategies in marketing cigarettes to women was the claim that they could be _____.

A. useful as a laxative

B. a weight-control aid

C. an alternative to common housecleaning products

D. excellent for household pest control

Question 19. The total xanthine content of a one-ounce piece of chocolate is roughly equivalent to _______.

A. ten milligrams of caffeine

B. a five-ounce cup of medium brewed tea

C. a twelve-ounce can of Coca-Cola

D. a five-ounce cup of instant coffee

Question 20. The caffeine content of a 5-ounce cup of coffee is about _____ milligrams, with instant coffee having _______.

A.100; more

B.100; less

C.200; more

D.200; less