The digestive tract begins at the ____ and ends at the ____
a. stomach; large intestine
b. pharynx; rectum
c. lower esophageal sphincter; rectum
d. mouth; anus
d
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The ________ prevents chyme from exiting the stomach too soon and blocks the intestinal contents from returning to the stomach
A) parietal sphincter B) epiglottis C) pyloric sphincter D) pyloric cartilage
In infants, hot dog rounds, salt, sugar, and butter should be
A) consumed with sugar substitutes. B) avoided. C) consumed with beverages. D) consumed in moderation.
What nutrients are carried initially in the lymphatic system after absorption through the small intestine?
a. glucose and fructose b. water-soluble vitamins c. fat-soluble vitamins d. minerals e. amino acids
Which of the following statements is false?
A. Women generally have the highest risk of osteoporosis before menopause. B. Efforts to reduce the risk of osteoporosis should begin early in life. C. Calcium is needed for muscle contraction and blood clot formation. D. Bones store calcium and can release the mineral when it's needed.