Which of the following is a function of carotenoids?
A. produces thyroxine
B. activate the glutathione peroxidase enzyme system
C. supports the immune system
D. increases cellular metabolic rate
Answer: C
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Oscar and Olivia are enjoying a break between classes in their campus coffee shop. Oscar is drinking an 8-ounce cup of hot coffee containing 145 mg caffeine and 2 teaspoons of sugar. Olivia is drinking an 8-ounce energy drink containing the same amount of caffeine and 8 g added sugars. Olivia's energy drink may cause greater stress to her nervous and cardiovascular systems than Oscar's drink because
A. females are more sensitive to caffeine than males. B. the sugar in Olivia's drink is probably high-fructose corn syrup. C. Olivia has a higher ratio of body fat to lean tissue than Oscar. D. Oscar is likely to sip his coffee slowly and Olivia is likely to drink her energy drink quickly.
A 22-year-old woman exhibits fatigue, depression, and slow recovery from infections. Her skin begins to bruise easily, and her wounds heal poorly. The woman is suffering from a(n) _____.
A. overdose of vitamin D B. deficiency of biotin C. deficiency of vitamin C D. overdose of vitamin D E. deficiency of choline
Several mechanisms that may prevent obesity in children who are breastfed have been identified. These include all of the following EXCEPT:
a. children that breastfed exhibited less soft drink consumption as teens. b. children that breastfed learned self-regulation of energy intake. c. children that breastfed shared characteristics of parents, including healthy lifestyles. d. children that breastfed had metabolic programming related to chemical substances in human milk. e. All of the above are potential protective mechanisms.
Several measurements are used to assess infant growth. An exception is _____
a. weight for age b. length for age c. weight for length d. head circumference for weight e. head circumference for age