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Digestive System
Question | Answer |
---|---|
Symptoms of a 1-4cm “hole” in the mucosa of the GI tract. Includes: vomiting, loss of appetite, nausea | Peptic Ulcer |
Inflammation of the pancreas which can cause the digestion of the pancreatic tissue and duct | Pancreatitis |
Caused by motion sickness, food poisoning, bacteria, virus | Vomiting |
Inflammation of the appendix | Appendicitis |
Inflammation of the colon | Colitis |
Alternating bouts of diarrhea and constipation | IBS |
What is the path of food? | Mouth, pharynx, esophagus, stomach, small intestine, large intestine, rectum, anus |
What are other names for the gastrointestinal tract? | Alimentary canal, digestive tract, gut |
Function of gallbladder | Stores bile |
Function of pancreas | Produces enzymes that break down all groups of food Releases alkaline fluid to neutralize the acidic chyme |
Function of liver | Produces bile |
Function of the Large intestine | Absorbs water, ions, and vitamins Creates feces and moves it to the rectum |
Function of the rectum | Collects and stores undigested waste and bacteria |
Function of the mouth | Chew food |
Function of the small intestine | Absorbs nutrients |
function of external anal sphincter | Voluntarily controlled to release feces through anus |
Function of internal anal sphincter | Relaxes as the rectum fills with waste |
Taking food in through the mouth | Ingestion |
Movement of food through the alimentary canal by peristalsis | Propulsion |
Further breaking down food and absorbing nutrients | Digestion |
Absorb water, create, store, and eliminate waste | Egestion |
Chewed ball of food | Bolus |
Wave-like muscular contractions | Peristalsis |
Thick liquid that results when food is processed in the stomach | Chyme |
Mucus folds in an empty stomach | Rugae |
Thin tissue riddled with fat that is dreaded over the abdominal organs that helps insulate, cushion, and protect them | Greater omentum |
Outermost membrane that secretes a slippery fluid that reduces friction as digestive organs contract and move | Serosa |
Controls the amount of chyme moving into the small intestine | Pyloric sphincter |
Increase surface area and move chyme slowly to absorb efficiently | Villi |
What is absorbed through the stomach? | Aspirin and Alcohol |
First part of the small intestines | Duodenum |
The action of swallowing | Deglutition |