All of the following are true regarding the gains in life expectancy EXCEPT:
1.infant deaths have increased, which supports survival of the fittest.
2.deaths from infectious diseases have decreased.
3.nutrition has improved.
4.advances have been made in medicine.
1
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In the body, vitamin A helps ________.
A. the small intestine absorb calcium and phosphorus B. insulin enter cells C. maintain epithelial cells D. reduce collagen synthesis
Women following a weight-loss diet may need supplements of _____
a. amino acids and/or essential fatty acids b. iron and/or calcium c. sodium and/or potassium d. vitamin C and/or calcium e. iron and/or herbs
The liver needs ________ to make certain blood clotting factors.
A. homocysteine B. riboflavin C. vitamin K D. vitamin C
A slice of pumpkin bread contains 5 grams of fat, 40 grams of carbohydrate, and 5 grams of
protein. What percent of the bread's Calories are from fat? A) 10% B) 75% C) 40% D) 20%