- 1 Where does the chemical digestion of begin?
- 2 In which organs can carbohydrate digestion occur?
- 3 In which three organs does chemical digestion take place?
- 4 What type of chemical reaction is digestion?
- 5 What enzyme digests fat?
- 6 How carbohydrates are absorbed in our body?
- 7 Which is the largest gland in human body?
- 8 How is bread broken down in the digestive system?
- 9 What is Pepsinogen secreted by?
- 10 What is the correct order of digestion?
- 11 Where is bile stored in the body?
- 12 What are two types of reactions?
- 13 Is food digestion a chemical reaction?
- 14 What is digestion process?
Where does the chemical digestion of begin?
Chemical digestion begins in your mouth. As you chew, your salivary glands release saliva into your mouth. The saliva contains digestive enzymes that start off the process of chemical digestion.
In which organs can carbohydrate digestion occur?
Most carbohydrate digestion occurs in the small intestine, thanks to a suite of enzymes. Pancreatic amylase is secreted from the pancreas into the small intestine, and like salivary amylase, it breaks starch down to small oligosaccharides (containing 3 to 10 glucose molecules) and maltose.
In which three organs does chemical digestion take place?
Proper digestion requires both mechanical and chemical digestion and occurs in the oral cavity, stomach, and small intestine. Additionally, digestion requires the secretions from accessory digestive organs such as the pancreas, liver, and gallbladder.
What type of chemical reaction is digestion?
Digestion in our body is also an example of decomposition reactions. The starch decomposes in to sugar in the body and proteins get decomposed into smaller substances called amino acids.
What enzyme digests fat?
Lipase enzymes break down fat into fatty acids and glycerol. Digestion of fat in the small intestine is helped by bile, made in the liver. Bile breaks the fat into small droplets that are easier for the lipase enzymes to work on.
How carbohydrates are absorbed in our body?
Dietary carbohydrates are digested to glucose, fructose and/or galactose, and absorbed into the blood in the small intestine. The digestion and absorption of dietary carbohydrates can be influenced by many factors.
Which is the largest gland in human body?
Liver, the largest gland in the body, a spongy mass of wedge-shaped lobes that has many metabolic and secretory functions.
How is bread broken down in the digestive system?
Bread is rich in complex carbohydrates, particularly starch which is predominantly digested in the small intestine where it is broken down to its constituent glucose monosaccharide units.
What is Pepsinogen secreted by?
Gastric chief cells secrete pepsin as an inactive zymogen called pepsinogen. Parietal cells within the stomach lining secrete hydrochloric acid that lowers the pH of the stomach.
What is the correct order of digestion?
The main organs that make up the digestive system (in order of their function) are the mouth, esophagus, stomach, small intestine, large intestine, rectum and anus. Helping them along the way are the pancreas, gall bladder and liver. Here’s how these organs work together in your digestive system.
Where is bile stored in the body?
About 50% of the bile produced by the liver is first stored in the gallbladder. This is a pear-shaped organ located directly below the liver. Then, when food is eaten, the gallbladder contracts and releases stored bile into the duodenum to help break down the fats.
What are two types of reactions?
Types of Chemical Reactions
- Synthesis reactions. Two or more reactants combine to make 1 new product.
- Decomposition reactions. A single reactant breaks down to form 2 or more products.
- Single-replacement reactions.
- Double-replacement reactions.
- Combustion reactions.
Is food digestion a chemical reaction?
Digestion of food involves chemical reactions that break up large food molecules into their ‘building block’ components.
What is digestion process?
Digestive Processes The processes of digestion include six activities: ingestion, propulsion, mechanical or physical digestion, chemical digestion, absorption, and defecation. The first of these processes, ingestion, refers to the entry of food into the alimentary canal through the mouth.