Match the term and its description.
A. trachea
B. esophagus
C. epiglottis
D. larynx
A. windpipe
B. tube connecting the mouth and stomach
C. flap of tissue that closes off the larynx
D. opening of the trachea
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The category of polysaccharides includes glycogen, starches and the fiber cellulose
a. true b. false
What is the minimum amount of moderate-intensity physical activity a person should engage in every week to gain health benefits?
A. 30 minutes B. 55 minutes C. 150 minutes D. 240 minutes
After sitting through a 2-hour math lecture, your stomach is growling. You have just learned about surface area and its role in mathematics. Your classmate points out that surface area is also integral to the absorption of nutrients due to the ____
A) ?protective effect of the gastric mucosa B) ?relatively large size of digested protein molecules C) ?enormous number of villi and microvilli in the small intestine D) ?presence of both circular and longitudinal muscles in the GI tract
What single behavior contributes to the most deaths in the United States?
a. poor diet b. tobacco use c. alcohol intake d. risky sexual activity e. unsafe driving