what is found in an intestinal villus course hero

What is the function of villi in the intestine?

Nov 26, 2019 · What is found in an intestinal villus? Select one: a. brush border b. digestive enzymes c. blood capillaries and a lacteal d. Peyer patches and a lacteal Feedback The correct answer is: blood capillaries and a lacteal.

What are microvilli in small intestine?

108. What is found in an intestinal villus? A. brush border B. digestive enzymes C. blood capillaries and a lacteal D. Peyer patches and a lacteal C 109. Where does the majority of nutrient absorption occur? A. the stomach and duodenum B. the duodenum and ileum C. the jejunum and duodenum D. the ileum and jejunum

What is the function of ridges and villi in the stomach?

What is found within a small intestinal villus? anus. Which structure is the end of the digestive system? a large surface are for digestive functions. The combination of villi and microvilli provides the small intestine with_____. pepsinogen. The precursor digestive enzyme secreted by the stomach is_____.

What is absorbed in the small intestine Quizlet?

What is found within a small intestinal villus? blood and lymph vessels. The combination of villi and microvilli provides the small intestine with ____. a large surface area for digestive functions. The major function of the small intestines is ____. most nutrient absorption.

What are the cavities in the villi called?

The spaces between adjacent villi lead to deep cavities at the bases of the villi called intestinal crypts ( crypts of Lieberkühn ). Glands that empty into the cavities are called intestinal glands, and the secretions are collectively called intestinal juice.

What is the name of the valve that regulates the movement of chyme into the large intestine?

The ileum, about 3.6 m (12 feet) long, is the last section of the small intestine. It ends with the ileocecal valve ( sphincter), which regulates the movement of chyme into the large intestine and prevents backward movement of material from the large intestine.

What is the name of the part of the small intestine that receives chyme from the stomach?

The duodenum, about 25 cm (10 inches) long, receives chyme from the stomach through the pyloric sphincter. Ducts that empty into the duodenum deliver pancreatic juice and bile from the pancreas and liver, respectively. The jejunum, about 2.5 m (8 feet) long, is the middle section of the small intestine.

What are the circular folds in the mucosa?

The plicae circulares (circular folds) are permanent ridges in the mucosa that encircle the inside of the small intestine. The ridges force the food to spiral forward. The spiral motion helps mix the chyme with the digestive juices. Villi (singular, villus) are fingerlike projections that cover the surface of the mucosa, ...

What are the electrolytes in the chyme?

Water and electrolytes: About 90 percent of the water in chyme is absorbed, as well as various electrolytes (ions), including Na +, K +, Cl –, nitrates, calcium, and iron. Modifications of the mucosa for its various specialized functions in the small intestine include the following: The plicae circulares (circular folds) are permanent ridges in ...

What is the process of chylomicrons passing through the blood?

When the lymph eventually empties into the blood, the chylomicrons are broken down by lipoprotein lipase, and the breakdown products, fatty acids and glycerol, pass through blood capillary walls to be absorbed by various cells.

Which process mixes the chyme with enzymes from the small intestine and pancreas?

Segmentation mixes the chyme with enzymes from the small intestine and pancreas. Bile from the liver separates fat into smaller fat globules. Peristalsis moves the chyme through the small intestine. Chemical digestion.