A 10-year-old boy is going through a growth spurt. Because he needs to build new muscle tissue, what should his nitrogen status be?
a. positive nitrogen balance
b. negative nitrogen balance
c. nitrogen equilibrium
d. nitrogen deficiency
e. nitrogen excess
a
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If a dancer and a typist with a sedentary lifestyle are the same height and have the exact same body build, who will most likely weigh more and why?
A) ?The typist will weigh more because she has more body fat. B) ?The typist will weigh more because she has less muscle mass. C) ?The dancer will weigh more because she has less body fat. D) ?The dancer will weigh more because she has more muscle mass.
What is the only simple sugar that the body can use directly as energy?
A) Fructose B) Glucose C) Galactose D) Maltose
All of the following are true regarding nutrient needs of middle-aged and older adults EXCEPT:
1.caloric needs decrease. 2.need for protein increases. 3.need for vitamin C increases. 4.need for calcium decreases.
Glucagon raises blood glucose levels because it
A. stimulates glycogenolysis in the liver. B. stimulates gluconeogenesis in the liver. C. stimulates insulin receptors on certain cells. D. All of the above E. A and B