Which of the following factors can affect mental health? physical well-being chemical imbalance physical characteristics of the brain drugs all of the above

What effect do stimulants, such as cocaine, have on the nervous system? o a. stimulants change the activity of neurotransmitters. o b. stimulants mimic hormones and influence moods. o o c. stimulant|mchange how sensory information is processed. d. stimulants decrease brain activity.

When calculating the daily protein needs for marathon runners or competitive weightlifting, you should allow for approximately grams of protein per kilogram of body weight

The real advantage to hydrostatic weighing is that it a. can be done anywhere with no equipment b. gives one of the most accurate measurements of body fat c. uses calipers to measure body fat select the best answer from the choices provided.