Question

Sphincters play an important role in the GI tract. Generally speaking, what is that role? Three key sphincters are the esophageal sphincter, the pyloric sphincter, and the ileocecal sphincter. Give the location of each and why each is important. HTML Editor

Answer 1

The esophageal sphincter is located in the low end of the esophagus place to meet the stomach. It is a bundle of muscles, it prevents stomach acid and content travel back to the esophagus from the stomach.
The pyloric sphincter is located where the pylorus meets the duodenum. It is important as a gateway between the stomach and the small intestine. It passes stomach content to the small intestine and prevents reentering partial digested food and juices to the stomach.
ileocecal sphincter located between the ileum and last portion of the small intestine and cecum and the first portion of the large intestine or colon. It allows digested food to pass from the small intestine to the large intestine.
Question 4
Fats
bile in the small intestine having the main function of the digestion of the fats in the duodenum. It has a major function in eliminating cholesterol. most absorption of protein and carbohydrates occur in the jejunum.