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)
Ans: D. Upper limit (UL)
You might also like to view...
Calvin has had a genetic test that reveals he has the FTO gene. Which of the following is TRUE?
A) Calvin is genetically programmed to become obese. B) Calvin's genetic makeup is unusual: only about 5-10% of the U.S. population has this gene. C) Calvin can weaken the effects of this gene by engaging in regular physical activity. D) Calvin is genetically predisposed to have a stronger appetite than people without the FTO gene but also to have a stronger satiety response.
What molecule is uniquely suited to transfer energy to energy-requiring anabolic reactions?
a. Adenosine triphosphate b. Acetyl-CoA c. Lactate d. Pyruvate
Which program is an example of discretionary spending within the federal budget?
a. Social Security benefits b. Medicare benefits c. agricultural subsidies d. funding for elderly nutrition programs
Which of the following religious groups follows the practice of consuming halal meat?
A. Buddhists B. Hindus C. Muslims D. Mormons E. Orthodox Jews