21) One pound of body fat equal to how many : 1201284

21) One pound of body fat equal to how many : 1201284.



21) One pound of body fat is equal to how many kilocalories?

A) 2,500

B) 3,000

C) 3,500

D) 4,000


22) Miguel weighs 250 pounds and is trying to lose weight. He decides to start an exercise program and starts walking (2 mph) for 30 minutes, five days a week. This activity burns 0.044 kcal/kg body weight/minute. How many additional kilocalories will Miguel burn each week with this exercise regime?

A) 290

B) 560

C) 750

D) 980


23) The thrifty gene theory suggests that

A) our bodies are designed to maintain weight within a narrow range.

B) some people possess a gene that causes them to expend less energy than other people.

C) adult body weight is determined by the weight of our parents.

D) our adult weight is determined by our weight at birth.


24) Leptin is a hormone produced by what kind of cells?

A) liver cells

B) pancreatic cells

C) muscle cells

D) adipose cells


25) Ghrelin is

A) a gastric protein that stimulates appetite.

B) an intestinal hormone that raises insulin concentrations.

C) a hormone produced by fat cells that decreases appetite.

D) an intestinal protein that decreases blood glucose levels.

26) Which of the following is FALSE abut Peptide YY (PYY)?

A) decreases appetite and inhibits food intake

B) is a protein produced in the GI tract

C) is released proportional to the number of calories eaten

D) occurs in higher levels in obese people


27) Which of the following is the part of the body in control of hunger regulation, by detecting and responding to the body’s physiological signals?

A) the stomach

B) the hypothalamus

C) the small intestine

D) the mouth


28) Which of the following does NOT result in satiety?

A) expansion of the stomach

B) nutrient absorption from the small intestine

C) decrease in blood sugar

D) the release of PYY into the bloodstream


29) On average, an individual’s BMR decreases approximately 3 to 5 percent per decade after they reach what age?

A) 20

B) 30

C) 50

D) 70


30) Which of the following is NOT an example of a low-carbohydrate, high-protein diet?

A) the Atkins diet

B) Sugar Busters

C) the DASH diet

D) Protein Power


21) One pound of body fat equal to how many : 1201284

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