Essay Questions Digestive System

Essay Questions Digestive System - Digestive System 1) Jack...

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Digestive System 1) Jack has just had some dental work done during which the dentist used a topical anesthetic to deaden sensation in the oral cavity. Some of the anesthetic has numbed the pharynx, and the dentist cautions Jack about eating anything until the numbness wears off. Jack is hungry and so he ignores the warning and goes to McDonald's to masticate a Big Mac. As he tries to swallow the bolus, he begins to gag. Can you offer an explanation as to why this occurs? 2) Dave is under a lot of stress at his job and at home. He begins to feel discomfort and a burning sensation in his abdomen after a meal, and after consulting a doctor finds that he has developed a duodenal ulcer. He doesn't understand how being nervous would cause the ulcer, and asks you to explain. What would you tell him? 3) Leon has gallstones. His doctor puts him on a diet low in fat. Why? 4) Barb has Crohn's disease, a regional inflammation of the intestine. The disease is thought to have some genetic basis, but the actual cause is as yet unknown. When the
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This note was uploaded on 05/29/2011 for the course BIO 233 taught by Professor Salti during the Spring '11 term at Portland CC.

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Essay Questions Digestive System - Digestive System 1) Jack...

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