V02 max is defined as
A) the amount of blood pumped by the heart with each beat.
B) improved ability to create force for a brief period of time.
C) maximum oxygen consumption by a person per kilogram of weight per minute.
D) none of the above
Answer: C) maximum oxygen consumption by a person per kilogram of weight per minute.
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Sue and her friends are having lunch in the school cafeteria. Sue is drinking bottled water, Joe is drinking Gatorade, Ben has a soft drink, Marsha is sipping iced tea, and Tom is drinking vitamin-enhanced water. Tom thinks he is drinking the best beverage of all because it has vitamins, minerals, amino acids, and some herbs in it. Marsha is counting on the caffeine to keep her alert during her
English class and Sue thinks she made the best choice. Ben really doesn't think much about what he drinks at all. Let's answer these questions and learn more about these beverages. The effects of tea include all of the following except: a. it reduces inflammation. b. it reduces total cholesterol. c. it inhibits carcinogenesis. d. it increases blood pressure.
Almost all (99%) of the calcium in the body is used to
a. provide energy for cells. b. provide rigidity for the bones and teeth. c. regulate the transmission of nerve impulses. d. maintain the blood level of calcium within very narrow limits. e. maintain muscle health and function.
Why are fat-soluble vitamin deficiencies occurring in the developed world?
a. the body's ability to store the fat-soluble vitamins has declined. b. the intake of fats has increased in developed countries c. composition of foods may influence how much fat soluble vitamin is absorbed d. rising reliance on fast food has reduced our intake of fruits and vegetables.
Essential amino acids are defined as
A. those that cannot be made by the body in the amounts required and therefore must be consumed in the diet. B. those that are difficult to find in a well-balanced diet and must be consumed as supplements. C. those whose nitrogen-containing amino groups must be added in the liver. D. those required for the synthesis of a limited number of essential proteins.