As dehydration progresses and blood volume decreases, blood pressure will ________ and heart rate will ________.
A. decrease; increase
B. decrease; decrease
C. remain the same; decrease
D. increase; increase
Answer: A
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a. actin and myosin. b. enzymes and cofactors. c. contractin and relaxin. d. adenosine and creatine.
What describes a relationship between leptin and energy balance??
A) ?Fat cell sensitivity to leptin is higher in obese people. B) ?A deficiency of leptin is characteristic of all obese people. C) ?Blood levels of leptin usually correlate directly with body fat. D) ?Major functions of leptin include an increase in hunger and a decrease in metabolic rate.
Describe the relationship between vegetarian diets and risks of colon cancer
Trans fats _____
a. are similar to unsaturated fats b. are found in butter c. are found in red meat d. raise the levels of HDL e. are derived from partially hydrogenated vegetable oils