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Most of the enzymes and chemicals secreted by the upper end of the small intestine come from?
The enzymes and chemicals secreted by the upper end of the small intestine primarily come from the pancreas and liver. The pancreas releases digestive enzymes such as amylase, lipase, and proteases, while the liver produces bile which aids in the digestion and absorption of fats.
From where intestinal juice come to small intestine?
Intestinal juice is secreted by the glands in the lining of the small intestine, primarily the duodenum. It is a mixture of enzymes, mucus, and other substances that aid in digestion. This juice is produced in response to the presence of chyme, which is the partially digested food that enters the small intestine from the stomach. Additionally, bile from the liver and pancreatic juices from the pancreas also contribute to the digestive process in the small intestine.
When you swallow a peanut does the peanut first come in contact with the peritoneal cavity digestive mucosa small intestine or pancreatic juice?
digestive mucosa
How is self-digestion of the stomach and small intestine prevented?
Self-digestion of the stomach and small intestine is prevented by the mucus lining that protects these organs from the acidic and enzymatic activity of the digestive juices. Additionally, the cells of the stomach and small intestine have tight junctions that prevent digestive enzymes from leaking out and causing harm. The presence of bicarbonate in the mucus also helps to neutralize any excess acid that may come into contact with the lining.
How do enzymes produced in the pancreas come in contact with food since the food does not pass through the pancreas?
Enzymes produced in the pancreas are secreted into the small intestine through the pancreatic duct. When food enters the small intestine from the stomach, these enzymes mix with the food as it is digested. This allows the enzymes to break down carbohydrates, proteins, and fats, facilitating nutrient absorption. Thus, even though food doesn't pass through the pancreas, the enzymes reach it effectively in the small intestine.
Why doesn't the small intestine contain the acid chyme?
The duodenum is the main site for digestion in the small intestine. Here, more enzymes are added to the chyme, some of which come from the intestinal wall and others from the pancreas. The pancreas is one of the major glands of the body, and has two functions: releasing digestive enzymes into the gut, and releasing hormones into the blood. Pancreatic juice also contains sodium bicarbonate, which neutralizes the acid chyme arriving in the duodenum, and provides an alkaline environment for optimum functioning of pancreatic and intestinal enzymes. These enzymes include proteases to continue protein digestion, amylase for carbohydrate digestion, and lipase for fat digestion. Enzymes in the intestinal juice generally start off the later stages of digestion.
What kinds of foods are digested by enzymes that come from the pancreas?
The pancreas produces digestive enzymes that break down carbohydrates, proteins, and fats. Specifically, amylase digests carbohydrates, lipase targets fats, and proteases like trypsin and chymotrypsin break down proteins into smaller peptides and amino acids. These enzymes are released into the small intestine, where they facilitate the absorption of nutrients.
After the stomach which come next in the alimentary canal?
Small intestine
How do enzymes produced in the pancreas come in contact with food since food simce food does not pass through the pancreas?
Enzymes produced in the pancreas are secreted into the small intestine via the pancreatic duct. When food enters the small intestine after being digested in the stomach, these enzymes mix with the chyme (partially digested food) to aid in the breakdown of nutrients. This process allows the enzymes to effectively interact with the food, facilitating digestion and nutrient absorption.
What organ is NOT known to secrete a lipase?
The pancreas secretes many digestive enzymes (amylase, lipase, ribonuclease, deoxyribonuclease, gelatinase. proteases: carboxypeptidase, elastase, trypsin and chymotrypsin).Other digestive substances come from the saliva glands, stomach, small intestine, and liver.
What organ connects a frogs circulatory system and digestive system?
The digestive system organs of a frog are actually very similar to a human's digestive system. They have a stomach, 1 intestine, a liver, a gall bladder, and a rectum.
What is bile and amp where does it come from?
Bile is a digestive fluid produced by the liver that aids in the emulsification and absorption of fats in the small intestine. It is composed of bile salts, cholesterol, bilirubin, and other substances. Bile is stored in the gallbladder and released into the small intestine when needed, especially after consuming fatty foods.
