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Digestive System
| Question | Answer |
|---|---|
| Digestion | The breakdown of large and soluble molecules into smaller insoluble molecules |
| Absorbtion | Process of which something gets absorbed into the blood stream |
| Mastication | Chewing |
| Peristalsis | Movement of the food through the digestive system |
| Oral Cavity | Mouth |
| Pharynx | Throat |
| Esophagus | Parallel to the Trachaea; goes to the stomach |
| Stomach | Enlarged part of the Alimentary Canal |
| Small Intestine | Around 20 ft long; 1 in in diameter; absorbs nutrients |
| Duodenum | 9-10 ft long; contains bile and pancreatic juices; 1st section of the SI; 2nd longest |
| Jejunum | 8 ft long; 2nd part of SI; shortest |
| Ileum | 12 ft long; last section of SI; longest; connects to the Cecum |
| Large Intestine | Colon; last part of the Alimentary Canal; Absorbs ONLY water; undigested material is here |
| Cecum | 1st part; connects SI to Colon |
| Appendix | Small projection connected to cecum; you can live without it; stores healthy bacteria |
| Ascending colon | Part of the LI that is going up |
| Trnsverse colon | Part of the Li going across the body, parallel to the ground; most mobile part of the LI |
| Descending colon | Part of the LI that is going down |
| Sigmoid colon | S shape; section that takes waste to the rectum |
| Rectum | Storage for indigestable material |
| Anal Canal | Feces go through this to the anus |
| Anus | A hole in which fecal material/waste can exit the body |
| Teeth | Helps with mastication |
| How many teeth do you have when you are born? | 20 |
| How many teeth do you have as an adult? | 32 (but 4 are wisdom teeth) |
| Tongue | Muscle; sensory receptors; mixes with salivary juices; becomes bolus |
| Bolus | A mix of food and saliva |
| Salivary Glands | 3; Submandibular; Sublingual; Parutid; the produce saliva |
| Liver | Upper Right Quadrant; largest gland in your body; secrets bile; stores sugar in the form of glucose; you can live without it |
| Sublingual gland | Creates saliva |
| Parotid gland | Creates saliva; reacts to stimulation |
| Gall Bladder | Attached to the underside of the liver; waters down bile; sends bile to duodenum |
| Pancreas | Sits behind the stomach; ULQ; provides insulin; irregulates metabolism; burns carbs into glucose |
| Alimentary Canal | Long muscular tube; begins at the mouth and ends at the anus |
| What are the 5 Tastes? | Sour; Bitter; Salty; Sweet; Umani(Savory) |
| Appendicitis | Inflammation of the ppendix; can burst; may require appendectomy |
| Cholecytitis | Inflammation of the Gall Bladder |
| Cirrhosis | Chronic diease of the lives associated with failure of the liver to function properly |
| Constipation | Experiencing difficulty in defecation |
| Diarrhea | Passing of frequent, watery, or bloody bowel movements; usually accompanies GI disorders |
| Diverticulus | Inflammation of a diverticulum(out-pounching off the gut) epecially in the colon; often results when food becomes within the pounch |
| Gastroenteritis | Inflammation of the stomach and the small intestine |
| Hemmorhoids | Verricose Veins in the rectum and anus |
| Hepatitis | Inflammation of the liver; usually due to a viral infection |
| Hernia | Bulging of an organ/tissue though an abnormal opening |
| Pancreatitis | Inflammation of the pancreas |
| Peritonitis | Inflammation of the membrane lining and the abdominal wall |
| Ulcer | A sore that develops on the lining of organs; caued by stomach acid |
| Ulcerative Colitis | Chromic inflmmatory condition resulting in numeous ulcers; Inflammated Bowel Disease |
| Cholelithiasis | 2 or more gall stones in the bladder |
| Anorexia | Eating disorder causing people to obesses over their weight |
| Cleft Lip | Openings/splits in the roof of the mouth/lip |
| Emesis | Vomiting |
| Hematamisis | Vomiting Blood |
| Jaundice | Yellow discoloration of the skin because of a liver disorder |
| Melena | Dark sticky poop |
| Meconium | New born babyś first poop |
| Nausea | Uneasyness of the stomach that often occumpanies the urge to vomit; does't always lead to vomiting |
| Pyrosis(heart burn) | Burning Chest pain due to regurhitation of stomach acid |
| Inguinal Hernia | Occurs when a tissue goes through a weak spot in the abdominal muscles |
| Hiatal Hernia | Occurs when part of the stomach protrudes up into the chest through the diaphragm |