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Case Study: Zach's Story - School Essays

Case Study: Zach's Story

A. An ulcer starts by eroding the mucosa of the G.I. tract wall. What functions of digestion and/or reabsorption might be lost if this layer is no longer functional? What functions will be compromised if the ulcer eats through the sub mucosa and then the muscularis?

a. Absorption would not happen correctly some of the ingested and secreted may seep out of the lumen. This also could create a pathway of entry for pathogens if the ulcer ate through to the muscularis mucosa. You may lose some control of defecation.

B. If Zach has a peptic ulcer affecting his stomach or duodenum, which components of the peritoneum will be affected

a. If the ulcer eats a hole into the wall of the ...

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cells (secrete HCI) and gastric glands (acetylcholine) are directly related to the formation of ulcers.

D. Why does Zach’s G.I. tract need the substance that contributes to the formation of ulcers? How is this substance secreted by cells within the gastric pits?

a. Zach’s G.I. tract needs the substance to assist in the breakdown of food and for absorption. Epithelial cells extend into the lamina where they form secretory folds called gastric glands. Several of these glands open into the gastric pits and secretions from these glands flow into the pits.

E. If Zach’s only normal digestive enzymes come from his mouth, what substances will he be able to digest?

a. Zach would only be able to digest starch and triglycerides due to lingual lipase and salivary amylase.

F. What do you think the ultimate fate of Zach’s pancreas would be if the hepatopancreatic ampulla continued to be blocked? What do you think would happen to the liver and then eventually to the ...

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PAPER DETAILS

Added: 3/29/2016 09:32:50 AM
Submitted By: isaisa
Category: Health & Medicine
Type: Premium Paper
Words: 846
Pages: 4

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