Match the following long-term effect of tobacco use with the correct body system. blood vessels in brain narrowed a. immune system b. nervous system c. respiratory system d. integumentary system

True or false. mucous membranes secrete mucus that traps pathogens.

Which of these is a sexual stereotype? a) on average, males are taller than females. b) people over the age of 60 are not interested in sex. c) male hormone levels differ from those of females. d) there are more male representatives than female representatives in congress.

Your an average, moderately active adult female . therefore , you should consume approximately calories and 60 grams of fat.