Which describes how physical activity benefits the cardiovascular system? a. it reduces the chance of developing osteoporosis. b. it increases heart strength. c. it decreases the number of capillaries in the muscles. d. it raises blood cholesterol.

What condition is most likely present when a normal p wave is negatively deflected?

List things you can lose your license for if you are under 21

Which of these is the best example of sexual objectification? a) a female initiates a conversation with another female. b) a male proposes marriage to a female. c) a female makes repated coments to a male about his appearence. d) a female proposes marriage to a male.