The theory that the body tends to maintain a certain weight by means of its own internal controls is referred to as the _____ theory
a. set-point
b. external cue
c. internal cue
d. fat cell
a
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Why does use of the BMI overestimate the prevalence of obesity in the African-American population?
a. The fat pads in blacks are situated primarily around the hips, whereas in whites the pads are primarily abdominal. b. Blacks tend to have different proportions of brown and white adipose tissue than whites. c. Blacks have denser bones and higher body protein concentrations than whites. d. Blacks have a higher average height than whites. e. Blacks have both lower average height and higher average weight than whites.
What is the primary cause of malabsorption in people with celiac disease?
A. erosion of the villi of the small intestine B. ulceration of the large intestine C. damage to the lining of the esophagus D. an allergic reaction throughout the GI tract
Food was held at 70*F for a long time in anaerobic conditions. Eight hours after eating it you became ill. What is the culprit?
a. salmonella b. staphylococcus c. clostridium perfringens d. campylobacter jejuni
Caffeine is such a powerful diuretic that athletes and sedentary people should not count caffeinated beverages as part of their fluid intake
Indicate whether the statement is true or false