The primary, active form of vitamin D in the human body is
A) calcitonin. B) calcitriol.
C) calcidiol. D) 7-dehydrocholesterol.
B
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Which of the following is a difference between strength training and endurance training?
A) Strength training promotes cardiovascular function, whereas endurance training promotes hypertrophy. B) Strength training helps improve aerobic capacity, whereas endurance training helps improve anaerobic capacity. C) Strength training entails movements that persist for a longer duration, whereas endurance training entails movements that are brief in duration. D) Strength training challenges muscles with movements that are difficult, whereas endurance training entails low- to moderate-intensity exercise.
The contents of commercially canned foods are sterile and will not spoil if left on the shelf for years
Indicate whether the statement is true or false
Erin is following a safe and medically sound weight loss program to lose 20 pounds. According to this information, her program
A. limits her energy intake to no more than 800 kcal/day. B. reduces her metabolic rate by 20%. C. requires dietary supplements that contain vitamins, minerals, and ephedra. D. includes regular physical activity.
Individuals with hypertension should limit their dietary sodium intake to less than 1.5 grams a
day. Indicate whether the statement is true or false