Which of the following is NOT a short-term effect alcohol have on the body? It can cause vomiting.

It causes blood vessels to constrict.

It slows down the heart rate.

It decreases reaction time.

Active immunity refers to: a. the defenses people are born with. b. temporary immunity granted from another source. c. immunity gained through immunization and exposure to diseases. d. natural immunities that protect humans from other animal diseases