For people over 70, the best health and lowest risk of death have been observed in those who maintain a BMI between:
a. 12 and 17.
b. 18 and 24.
c. 25 and 32.
d. 33 and 42.
e. 35 and 40.
c
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Where is the epiglottis located?
a. Throat b. Bile duct c. Pancreatic duct d. Lower esophagus e. At the outlet of the stomach
Which of the following is known to cause a reduction in fat cell number in mice?
a. Injection of leptin b. Supplements of ghrelin c. Long-term resistance exercise d. Consumption of high-protein diets
Which of the following accounts for the higher energy density of a fatty acid compared with the other energy-yielding nutrients?
a. Fatty acids have a lower percentage of hydrogen-carbon bonds b. Fatty acids have a greater percentage of hydrogen-carbon bonds c. Other energy-yielding nutrients have a lower percentage of oxygen-carbon bonds d. Other energy-yielding nutrients undergo fewer metabolic reactions, thereby lowering the energy yield
Regarding eggs, which statement is false?
a. Whole eggs make tougher pastries by acting as binders. b. Egg whites make tougher pastries by adding more water. c. The protein content of the white contributes to pastry toughness. d. all of the above statements are true e. all of the above statements are false