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Digestive system Review
Digestive system Review

... 10. What macromolecule is mainly broken down by enzymes in the stomach? Very little enzymatic digestion occurs in the stomach. The stomach’s role is to prepare most food for enzymatic digestion that occurs in the small intestine. There are some exceptions however, and protein is one of them. Hydroc ...
Digestive
Digestive

... Lined with stratified squamous epithelium Last portion of the digestive tract Terminates at the anal canal Internal and external anal sphincters Defecation reflex triggered by distention of rectal walls ...
Layers of the digestive tube - Chicagoland Jewish High School
Layers of the digestive tube - Chicagoland Jewish High School

... Muscularis Externa: 2 layers of smooth muscle Inner circular fibers Outer longitudinal fibers Neural network in between Enteric nervous system ...
unmodified - campbellteaching.co.uk
unmodified - campbellteaching.co.uk

... 36 The third section of the small intestine (5) 37 Teath at the front (8) 38 The branch of the lymphatic system inside the ...
Human Biology Notes
Human Biology Notes

... 1. location: upper right part of the abdominal cavity 2. hepatic portal system is.. a special circulation from the small intestine to the liver 3. Gatekeeper functions of the liver (see Table 9.2, page 178) 1) destroys old red blood cells excreting bilirubin ...
Digestive System
Digestive System

... – Alkaline solution to emulsify lipids – Facilitate fat and cholesterol absorption – Bile salts recycled in illeum back to liver (hepatic portal vein) – Bilirubin, chief pigment, absorbed in liver and released in bile ...
21 - El Camino College
21 - El Camino College

... Figure 21-19, steps 1–3a ...
Digestive System
Digestive System

... • Common treatment is removal of the appendix via surgery ...
The composition of gastric juice
The composition of gastric juice

... Saliva contains two major types of protein (two thirds of total solids, 0.4%): a- α-amylase which is an enzyme for digesting starch b- Mucin (glycoprotein) for lubricating purposes It is also contains some inorganic ions (one third of total solid 0.2%) such as Na+, K+, Ca++, PO4, Cl-, I, - SCN (in t ...
Unit I Notes #2 -Key Digestive Processes - Mr. Lesiuk
Unit I Notes #2 -Key Digestive Processes - Mr. Lesiuk

... - Absorption occurs across the walls of each villus by active transport (uses energy). Sugars and amino acids enter the blood vessels and travel to the liver. Glycerol and fatty acids enter the lacteals, which will merge with the bloodstream later on at the Subclavian Veins. D) Absorption of Water – ...
AHS Glossary - A Healing System
AHS Glossary - A Healing System

... establish proper membrane permeability and fluidity. It also serves as a precursor for the biosynthesis of steroid hormones, bile acids, and vitamin D. Cholesterol is the principal sterol synthesized by animals; in vertebrates it is formed predominantly in the liver. Small quantities are synthesized ...
B, E (Pts were either 3, 2, 1: 3 pts for just B, E, 2 pts for B and E plus
B, E (Pts were either 3, 2, 1: 3 pts for just B, E, 2 pts for B and E plus

... Also accepted would be …. Aldoses/Amines (Amine group) or Reducing sugar/Nitrogen of AA In the colon, undigested carbohydrates can be metabolized by bacteria to__gases__ and _short chain fatty acids___. Also accepted would be two or more correct gases (CO2, H2, N2, CH4, O2 only) or names of SCFA’s ( ...
biliary system
biliary system

... The gallbladder and the ducts that carry bile and other which join together to form a digestive enzymes from the liver, gallbladder, and common duct that opens into the pancreas to the small intestine are called the biliary duodenum at a controlled orifice system called the ampulla of Vater. Bile do ...
Digestive - Part 2 - Gaiser Middle School
Digestive - Part 2 - Gaiser Middle School

... FYI: The liver is the largest and heaviest organ in the body. a. Breaks down medicine and other substances. b. Helps eliminate nitrogen c. Produces bile - Bile emulsifies fats or breaks them up into small particles that enzymes from the pancreas can break down further. FYI: Bile from the liver is st ...
Digestive System
Digestive System

... reactions take place Some enzymes are especially designed to BREAK down macronutrients into their components! ...
Pharmacy Technician*s Course. LaGuardia Community College
Pharmacy Technician*s Course. LaGuardia Community College

... chymotrypsin (which will break down proteins), lipases (which will break down fats)  Additional the liver produces bile acids and the gallbladder stores the acids until needed. When food enters the duodenum CCK is release and the gallbladder pumps bile acids into the duodenum  Bile acids solubiliz ...
BRS Physiology
BRS Physiology

... diminished. Bile acids are needed for micelle formation in the intestinal lumen to solubilize the products of lipid digestion so that they can be absorbed. Chylomicrons are formed within the intestinal epithelial cells and are transported to lymph vessels. ...
Aubrey
Aubrey

... intestine during digestion. In the stomach, digestive juices are formed by the gastric glands; these secretions include the enzyme pepsin, which breaks down proteins, and hydrochloric acid. Once food is in the small intestine, it stimulates the pancreas to release fluid containing a high concentrati ...
Ch. 25 D
Ch. 25 D

... 5 feet long and 2.5 inches in diameter in cadaver Begins as cecum and appendix in lower right corner Ascending, transverse and descending colon frame the small intestine ...
Chapter 5 - Los Angeles City College
Chapter 5 - Los Angeles City College

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lecture exam 6 review list here
lecture exam 6 review list here

... intestinal glands in the SI? What do these cells secrete? What is the brush border? What enzymes are found in the brush border enzymes? How is food moved through the SI? What is the function of the gallbladder? What is bile composed of? How does bile assist in the digestion of fats? How is bile rele ...
23 - FacultyWeb Support Center
23 - FacultyWeb Support Center

... • Liver sinusoids are leaky capillaries between hepatic plates • Kupffer cells (hepatic macrophages) in liver sinusoids Liver: Microscopic Anatomy • Hepatocyte functions • Process bloodborne nutrients ...
Chapter 14: The Digestive System and Body Metabolism
Chapter 14: The Digestive System and Body Metabolism

... b- esophagus c- duodenum d- ileum e- Jejunum ...
The Digestive System
The Digestive System

... • Rectum - descends along the inferior half of the sacrum • Anal Canal - the last subdivision of the large intestine – Lined with stratified squamous epithelium – Last portion of the digestive tract – Terminates at the anal canal – Internal and external anal ...
DIGESTION
DIGESTION

...  Produces plasma proteins including albumen and blood clotting factors.  Metabolises heparin (anti-coagulant).  Forms cholesterol from fat that is used for cell membranes.  Neutralises toxins produced by the body and from food and drugs.  Neutralises and excretes bilirubin (produced when old er ...
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Bile acid



Bile acids are steroid acids found predominantly in the bile of mammals and other vertebrates. Different molecular forms of bile acids can be synthesized in the liver by different species. Bile acids are conjugated with taurine or glycine in the liver, forming bile salts.Primary bile acids are those synthesized by the liver. Secondary bile acids result from bacterial actions in the colon. In humans, taurocholic acid and glycocholic acid (derivatives of cholic acid) and taurochenodeoxycholic acid and glycochenodeoxycholic acid (derivatives of chenodeoxycholic acid) are the major bile salts in bile and are roughly equal in concentration. The conjugated salts of their 7-alpha-dehydroxylated derivatives, deoxycholic acid and lithocholic acid, are also found, with derivatives of cholic, chenodeoxycholic and deoxycholic acids accounting for over 90% of human biliary bile acids.Bile acids comprise about 80% of the organic compounds in bile (others are phospholipids and cholesterol). An increased secretion of bile acids produces an increase in bile flow. The main function of bile acids is to facilitate the formation of micelles, which promotes digestion and absorption of dietary fat, but they are increasingly being shown to have hormonal actions throughout the body.
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