What is the general purpose of a cool-down and warm-up?
What will be an ideal response?
The purpose of a warm-up is to elevate muscle temperature and increase blood flow to those muscles that will be
engaged in the workout. A primary purpose of a cool-down is to allow blood to be returned from the muscles back
to the heart.
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A child suffering from phenylketonuria should follow a special diet until adolescence, after which he or she can consume protein-rich meats or dairy products.
Answer the following statement true (T) or false (F)
Which of the following is true about the vitamin and mineral intake of athletes?
A. Most athletes obtain ample vitamins and minerals through whole foods if they meet their caloric needs. B. Most athletes should take iron supplements to enhance their aerobic capacity. C. Most athletes do not consume enough supplements. D. Most athletes should take antioxidant supplements to reduce muscle damage caused by workouts.
In what cellular organelle are proteins synthesized?
A) cell membrane B) mitochondria C) nucleus D) ribosome
Infants who are breastfed:
A) suffer fewer ear infections and gastrointestinal tract infections. B) tend to have higher IQs when compared with formula-fed infants. C) may be less likely to develop cancer of the lymph system (lymphoma). D) suffer fewer respiratory illnesses to age 7. E) All of the above