How many dietary folate equivalents are provided by 100 µg of a folate supplement?
a. 50 b. 70
c. 133 d. 170
d
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Marnie is pregnant and taking vitamin A supplements to boost her immune system and prevent night blindness. However, she is concerned that she may be increasing the risk of serious birth defects in her unborn child. Which DRI would inform Marnie about the maximum amount of vitamin A she could consume without risk of side effects?
A. Recommended Dietary Allowance (RDA) B. Adequate Intake (AI) C. average requirement (EAR) D. Upper limit (UL)
Glucagon works to control glycemic levels by:
a. stimulating the liver to convert glycogen to glucose. b. providing a synergistic effect with insulin. c. protecting against diabetic coma. d. reversing hyperglycemia.
Jim is 80 years old and takes acid blockers and antacids for his chronic heartburn. The reduced gastric acidity that results may lead to impaired absorption of:
a. calcium. b. magnesium. c. vitamin C. d. riboflavin.
The hormone oxytocin ________.
A. suppresses energy metabolism during pregnancy B. enables the "let-down" reflex to occur when a woman breastfeeds her baby C. increases a woman's appetite during pregnancy D. reduces the ability of blood to clot during the birth process