Why are elite athletes inherently different from everyone else? a. they tend to have less of both kinds of fibers. b. they are more disciplined by nature. c. unlike average people, they tend to have equal amounts of fast- and slow-twitch fibers. d. they tend to have more fast-twitch or slow-twitch fibers, depending on what kind of athlete they are.

Victoria enjoys laughing with her friends as they walk around the track after school which best describes her heart rate during this activity

The amount of oxygen that is actually used by the body during the rest or a hand workout is determined by the heart rate, the stroke volume, and the amount of a. blood circulating in the vascular system b. oxygen removed from the vascular system c. oxygen provided to the vascular system d. blood that individual has in the body e. hemoglobin in the red blood cells

Having health insurance means that a family cannot go bankrupt due to medical expenses. true or false?