Intestine Histology Exam Questions Correctly Answered.
What are the 4 layers of the intestine? - CORRECT ANSWER 1. mucosa
2. submucosa
3. smooth muscles
4. serosa/peritoneum
lumen - CORRECT ANSWER space within a tubular part or organ. In the body, we refer to:
*blood vessel lumen
*GI t...
What are the 4 layers of the intestine? - CORRECT ANSWER 1. mucosa
2. submucosa
3. smooth muscles
4. serosa/peritoneum
lumen - CORRECT ANSWER space within a tubular part or organ. In the body, we refer to:
*blood vessel lumen
*GI tract lumen
*nephron lumen
What kind of cells are found in the intestinal mucosa? - CORRECT ANSWER simple columnar epithelial
cells - absorb nutrients
goblet cells - make mucus
What are brush border enzymes? - CORRECT ANSWER enzymes associated with the microvilli of the
small intestine mucosal cells
villi and microvilli - CORRECT ANSWER increase surface area for absorption
Submucosa - CORRECT ANSWER A layer of the human digestive system that contains nerves, blood
vessels, and lymph nodes. Highly concentrated with white blood cells such as mast cells that can release
histamine and cause an inflammatory reaction to foods eaten.
smooth muscle layers of the intestine - CORRECT ANSWER circular muscles and longitudinal muscles
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