Which of the following statements is true?
A. Phosphocreatine provides about 85% of the energy needed to fuel muscles during endurance physical activities.
B. Amino acids are a major source of energy for contracting muscles.
C. During high-intensity exercise, the rate of fat oxidation decreases.
D. Glucose is the primary fuel for resting muscles.
Answer: C
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An adverse reaction to a normally harmless substance in food that does not involve the body's immune system is a:
a. food tolerance. b. food intolerance. c. food reaction. d. food allergy.
The principal food source of chloride is: a. salt
b. animal products. c. plants. d. grains. e. dairy products.
Which of the following hormones requires selenium for its synthesis?
A) cortisol B) insulin C) thyroxine D) estrogen
Which are the two main biomarkers used to assess kidney function?
A. creatinine and bilirubin B. AST and alkaline phosphatase C. ALT and blood urea nitrogen D. bilirubin and alkaline phosphatase E. blood urea nitrogen and creatinine