41. What consequences of alcohol and drug use were known by the largest percent of teens in 2001?
a. Short-term health consequences of alcohol use
b. Short-term health consequences of illegal drug use
c. Long-term health consequences of alcohol use
d. Long-term health consequences of illegal drug use

42. A person who feels that he or she needs a drug in order to feel good or to function normally has
a. developed tolerance to the drug.
b. become psychologically dependent on the drug.
c. become physiologically dependent on the drug.
d. taken an overdose of the drug.

43. Which could cause nerve damage leading to hearing impairment?
a. radiation
b. allergens
c. loud noises
d. low blood sugar