Alex is a competitive endurance athlete who weighs 90 kg. He would like to plan a nutritionally adequate diet that provides enough carbohydrate to maintain his weight and glycogen stores during training. According to expert recommendations, he should consume ________ grams of carbohydrate daily while in training.
A. 480 to 800
B. 540 to 900
C. 580 to 1000
D. 420 to 700
Answer: B
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Jim, a 21-year-old, medium-frame 6’2” senior weighing in at 205 lbs is a very active varsity wrestler majoring in psychology. He is participating in a “Hydration Study” that includes the collection of the following data: body composition analysis utilizing the Bod Pod®, food/beverage intake via dietary assessment questionnaire, urine sample, and analysis of saliva. The following data
have been provided to assist in answering the questions. Bod Pod® Results: 59% body water 86.7% lean mass 13.3% fat mass Reference Values for Bod Pod®: Risky (high body fat) = men: >30%; women: >40% Excess fat = men: 21%-30%; women: 31%-40% Moderately lean = men: 13%-20%; women: 23%-30% Lean = men: 9%-12%; women: 19%-22% Ultra lean = men: 5%-8%; women: 15%-18% Risky (low body fat) = men: <5%; women: <15% 24-Hour Recall: 3540 kcalories 177 grams protein 118 grams fat Males: EER = 662 - [9.53 x Age (y)] + PA x [(15.91 x weight in kg) + (539.6 x height in m)] PA Values: Sedentary = 1.0, Low Active = 1.11, Active = 1.25, Very Active = 1.48 Based on the Acceptable Macronutrient Distribution Range (AMDR) suggested for carbohydrates and Jim’s daily energy intake from his 24-hour recall, calculate the range (in grams) of carbohydrates recommended for Jim each day. a. 354-531 b. 398-575 c. 442-531 d. 486-575
What is the highest total blood cholesterol concentration (mg/dL) that falls within the desirable range?
A) ?50 B) ?101 C) ?199 D) ?299
In the metabolism of amino acids for energy, what is the fate of the amino group?
a. Excreted as urea b. Burned for energy c. Stored in the liver d. Converted to glucose
Cholecystokinin stimulates release of ______ into the duodenum.
A. pancreatic enzymes B. bile salts C. HCl D. two of the above