Which of the following is TRUE regarding lactate in skeletal muscle?
A. lactate accumulation in muscle contributes to the "burn" we feel during intense exercise
B. lactate accumulation is a major contributor to fatigue
C. it is produced when energy needs are high
D. its production increases with aerobic metabolism
Answer: C. it is produced when energy needs are high
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Jaundice is a yellowish coloring of the skin due to the presence of beta-carotene in the blood
Indicate whether the statement is true or false
Juliana (140 lbs) is a resistance athlete who trains five to six days per week for at least an hour. According to the joint recommendations of an expert group that included the Academy of Nutrition and Dietetics, her minimal intake of protein should be approximately ________ g daily.
A. 76 B. 96 C. 59 D. 130
A high-fat, high-sugar diet typically has more kcal but the same amount of vitamins than a whole foods diet
Indicate whether the statement is true or false
Which of these statements is true of nonheme iron?
a. It is present in plant-derived foods only. b. It is present in both plant-derived and animal-derived foods. c. Only about 25 percent of nonheme iron in food is absorbed. d. Citric acid interferes with its absorption. e. Its absorption is enhanced by phytates.