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Digestive System
Digestive System is the category for questions regarding the breakdown and absorption of food-stuffs in our alimentary canal. Questions about the stomach and intestines can be included in this category.
7,599 Questions
What is the role of the liver and gallbladder in the digestive process?
The liver secretes bile, which is stored in the gall bladder between meals. During digestion, bile is excreted along the bile duct (from the gall bladder) and the hepatic duct (from the liver) into the duodenum (the first part of the small intestine). Bile is an aqueous mixture containing several substances, including bicarbonate ions to neutralize the acidic chyme arriving from the stomach, and bile salts to emulsify fats in the first stage of their breakdown. Whilst not directly related to digestion, the liver also stores some fat and water-soluble vitamins, and some minerals, and detoxifies certain drugs & pesticides which may have been taken in as part of the diet. Blood sugar levels rise after a meal, & the liver aids homeostasis by storing excess glucose as glycogen.
What happens to the digestive system when celiac disease occurs?
When someone with celiac disease eats foods containing gluten, that person's immune system causes an inflammatory response in the small intestine, which damages the tissues and results in impaired ability to absorb nutrients from foods.
What is the difference between digestive circulatory and the respiratory system?
they both transport things through out the body the respiratory system transports oxygen and carbon dioxide through out the body, and the digestive system transports food and nutrients through the body.
Food travels through digestive system?
First, food is softened in your mouth by chewing.Once swallowed it is attacked by acids in your stomach and intestines until it is so broken down that the chemical can pass through the walls of the tube into the blood or lymph system.Finally, what ever the body cannot digest is excreted as feces.
What are the parts of alimentary?
Type your answer here... mouth, esophagus, small intestine, large intestine, rectum, and anus
The digestive tract is also called the alimentary canal?
The digestive tract is called alimentary canal because its parts form a long tube through which we absorb the nutrition in our food. The word "alimentary" comes from the Latin word for nourishment, alimentum.
What digestive juice only acts on carbohydrates?
Carbohydrates:
Salivary amylase - enzyme in the saliva which breaks starch and complex chains down.
Pancreatic amylase - enzyme produced in the pancreas which reduces carbs to disaccharides.
Intestinal amylase - enzyme produced in the intestine of the small intestine that finalises breakdown into glucose.
Protein:
Pepsin - enzyme in the stomach that reduces protein into polypeptides
Pancreatic trypsin and protease - enzymes that finalises breakdown of polypeptides into amino acids to be absorbed.
Lipids (Fats):
Bile - NOT an enzyme - produced in the liver to emulsify (break into smaller pieces) fat into smaller droplets
Pancreatic lipase - enzyme that finalises breakdown of fat into fatty acids and glycerol.
What do bile salts do to digest fat?
Bile salts do not digest fats. They cause the fats to become smaller and that increases the surface area so that enzymes in the digestive tract can act quickly.
What are facts about the pancreas?
It is both an exocrine and endocrine gland. It is responsible for controlling the blood sugar level in the body as well as providing the digestive enzymes for all three categories of food; proteins, fats, and carbohydrates.
What is the liquid form of food in the stomach called?
The fluids in the stomach are called "Hydrochloric acid."
gastric juice. its composition includes HCl, enzymes etc
Is Barretts esophagus considered a disability by social security?
Barrett's esophagus, which is a condition caused by GERD, is not a condition that qualifies for Social Security disability by itself. If it leads to esophageal cancer, then a person can get disability.
Do large intestines pass solid waste?
A wave of peristalsis propel the contents of the large intestine out of anus when you defecate.
Which organ is responsible for digestion?
The stomach because it has the stomach acid that breaks down food and goes into the digestion system.
What forces food into pharynx so that it can glide easily down esophagus?
A number of things are involved in moving food into the pharynx so goes down into the esophagus. The tube is lubricated with mucus, the tongue helps push the food further and the smooth muscle lining the tract also pushes the food down.
What carbohydrates require a prolonged process of digestion in order to be broken down?
Incorrect.
Carbohydrates are digested and absorbed into the bloodstream at a much faster rate than fats and proteins. The speed at which eaten carbohydrate enter the blood stream as sugar is called the glycemic index with a range of 0 to 100. The higher the number, the faster carbohydrates increase the level of sugar in the bloodstream.
One possible reason is Giardia, a waterborne internal parasite. This is the more serious problem. Symptoms can but don't have to include vomiting and diarrhea. Treatment is prescribed anti-parasitical medication.
Another reason could be indigestion. Symptoms include excessive gas and bloatedness. Possible remedies include Pepto Bismol, which has an active ingredient of bismuth subsalicylate; alternatively, indigestion aids that have active ingredients of sodium bicarbonate, sodium carbonate, and/or anhydrous citric acid.
Home remedy: A way of home treating it and this really works because my husband had it so bad the smell would linger after burping and it smelt just like sewage. He had to take 2 teaspoons of milk of magnesia the first hour and then wait another hour and a half and take another 2 teaspoons because the antacid in milk of magnesia. Then go and eat a grapefruit (preferably either the white or pink grapefruit; if you don't want to peel it, you can buy a jar that has a mixture of them at any Walmart. (It's the citrus medley.) Eat either at least two grapefruit or a half of the container. For some it might work the first day and for others, it may take a day and a half, but after that day the smell will be gone. After a week the parasite will be completely gone. Also a great remedy is to go get grapefruit seed extract pills from any health food store; something about the grapefruit pills gets rid of the parasite.
How is chewing of food helpful in digestion?
Teeth are very important in the digestion because they crush the food. the makes the food smaller in size, so it would be easy for tongue to mix those smaller pieces instead of larger ones. And this crushing or chewing also results in increasing the surface area of food that digested juice can act on, i.e the salivary amylase.
How is the stomach different from other digestive organs?
The stomach is different from other organs of the digestive system because it has three layers of muscle in the muscular is externa. These are the inner oblique layer, the middle circular layer and the outer longitudinal layer.
Why are goblet cells higher in the large intestine?
Goblet cells create mucus. The entire gastrointestinal tract has the same four layers; mucosa, submucoa, muscularis, and serosa. The important function of the goblet cells, which are in the mucosa layer is to provide mucus so that products can move along the gastrointestinal tract from one end to the other smoothly by providing lubrication.
facilitates passage of material through the bowel
What chemicals or enzymes help break down food in the oesophagus?
Amylase is a digestive enzyme in your mouth and is the first of many that contribute to digestion.
What is required in the diet to keep food moving through the intestine?
Fibre. thanks!!!!!!!!!!!!!!!!! Fibre. thanks!!!!!!!!!!!!!!!!!
How long does it take to digest a tangerine?
To completely digest a carrot it takes approximately 24 to 36 hours. This includes the time necessary to consume the carrot and to have the body rid itself of the leftover waste.
