During prolonged endurance exercise, why does the liver have difficulty maintaining blood glucose within the normal range?
a. The blood insulin concentration is depressed.
b. Conversion of fructose to glucose does not take place.
c. The central nervous system response is delayed.
d. The rate of gluconeogenesis is limited.
d
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Which of the following enzymes is measured to ensure sufficient pasteurization of milk?
A. alkaline phosphatase B. lactoperoxidase C. lipase D. catalase
Which of the following structures normally prevents swallowed food from entering the larynx and trachea?
A. Epiglottis B. Tongue C. Teeth D. Gastroesophageal sphincter
The development of _____ because of severe folate deficiency is rare among adolescents.
A. malnutrition B. megaloblastic anemia C. attention-deficit hyperactivity disorder D. type 1 diabetes E. osteoporosis
Which of the following is NOT an example of how Americans can follow the Dietary Guidelines to have a healthful diet?
A. limiting sugar-sweetened beverages in your diet to lower added sugar intake B. eating fatty cuts of meat, butter, and packaged meals C. increasing intake of fresh, frozen, or low-sodium canned fruits and vegetables D. limiting processed meats such as sausage and bacon in your diet to decrease sodium intake