About how long must you wash your hands with warm water and soap to reduce the potential for microbial contamination?
a. 10 seconds
b. 20 seconds
c. 45 seconds
d. 1 minute
e. 2 minutes
Answer: B
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Which of the following statements is true?
A. Hydrochloric acid (HCl) begins the partial digestion of fats in the small intestine. B. A thin layer of chyme protects the lining of the digestive tract from being broken down by enzymes. C. Heartburn often results when the cardiac sphincter fails to close properly. D. Cystic fibrosis is an infectious disease that causes the muscles that control swallowing to malfunction.
The most likely explanation for why women readily store fat around the hips whereas men readily store fat around the abdomen is gender differences in
a. blood insulin levels. b. the activity of lipoprotein lipase. c. circulating lipid transport proteins. d. the activity of lipoprotein synthetase.
How are most inborn errors of metabolism acquired?
a. autosomal dominant inheritance b. autosomal recessive inheritance c. infection d. dietary deficiency e. blood toxicity
Which of the following is not a catabolic hormone that triggers the breakdown of stored triglycerides, glycogen, and body proteins for energy?
A. insulin B. glucagon C. epinephrine D. cortisol