Alcohol may increase the risk of breast cancer in women by increasing the level of the reproductive hormone estrogen
Indicate whether statement is true or false.
ANS: T
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Data suggest that vegetarian adolescents consume more fruits and vegetables, fewer sweets, fewer salty snack foods, and less fat compared to omnivorous teens.
Answer the following statement true (T) or false (F)
At mealtimes, the best way to be sure children are receiving adequate nutrition from the foods they eat is to: a. make them eat everything you have put on their plates
b. allow them to make all the food decisions as determined by their favorites. c. keep adding a food they don't like on their plate until they eat it. d. allow them to select from a variety of nutritious foods you have prepared for the family. e. offer only the most nutrient-dense foods.
Twenty-year-old Jewell was a high school athlete who is now in her sophomore year of college. The transition from high school to college was challenging for Jewell and she rarely exercised her freshman year of college. Jewell has now started a training program with a goal of running in a 10K race in three months. Which of the following adaptations have been found following several months of endurance training?
A. Decrease in muscle cell mitochondria density B. Decrease in VO2 max C. Increased use of muscle glycogen as an energy source D. Increase in GLUT-4 receptors
Which statement best explains why severe B vitamin deficiencies can lead to fatigue?
a. B vitamins are a source of energy (calories). b. Absorption of carbohydrate is decreased. c. Oxygen needed for energy metabolism cannot be transported to the cells. d. Coenzymes needed for energy metabolism are produced in insufficient amounts.