click below
click below
Normal Size Small Size show me how
3.01 Digestive Syste
NC Health Science I Digestive System
| Term | Definition |
|---|---|
| Tongue | Secondary Structure; Located in mouth; Skeletal Muscle; Physical Digestion |
| Teeth | Secondary Structure; Located in mouth; 20 Baby, 32 Adult; Physical Digestion |
| Palate | Separate oral and nasal cavities; Hard and soft part |
| Uvula | Posterior part of the soft palate; Forces food to go down to the esophagus |
| Pharynx | Common passageway for food or air |
| Mouth | First part of the digestive system; Primary Structure; Physical and Chemical DigestionContains the teeth, tongue & salivary glands |
| Esophagus | Second part of the digestive system; Primary structure; Tube that connects mouth to stomach |
| Stomach | Third part of the digestive system; Primary Structure; Physical and Chemical digestion |
| Fundus of the stomach | top of the stomach |
| Body of the stomach | middle part of the stomach |
| Pylorus of the stomach | Bottom/end part of the stomach |
| Cardiac Sphincter of the stomach | Junction of the esophagus and stomach; Keeps stomach acid in stomach |
| Pyloric Sphincter of the stomach | Junction of the stomach and small intestines; Controls flow of material out of the stomach |
| Small Intestines | Fourth part of the digestive system (3 different parts); Primary Structure; Chemical Digestion and Absorption of nutrients |
| Duodenum | First part of the Small intestines |
| Jejunum | Second part of the Small Intestines |
| Ileum | Third Part of the Small Intestines |
| Large Intestines | Fifth Part of the Digestive System; Primary Structure; Elimination of waste products |
| Cecum | First part of large intestines; place where chyme is deposited from small intestine |
| Appendix | Finger–like projection found in cecum |
| Ascending Colon | Large Intestine located on right side of abdomen |
| Transverse Colon | Large Intestine located across the top of the abdomen |
| Descending Colon | Large intestine located on left side of abdomen |
| Rectum | Large Intestine where stool is collected until released |
| Anus | Last part of the large intestine; Location where stool is eliminated |
| Salivary glands | Secondary structure; makes and releases saliva; You have 3 of them; Chemical Digestion |
| Pancreas | Secondary Structure; Located behind the stomach Makes digestive enzymes and insulin |
| Liver | Secondary Structure; Located in the abdominal cavity; Makes bile and glycogen; Metabolizes alcohol and tylenol |
| Gallbladder | Secondary Structure; Located in abdominal cavity; Stores bile; You can live without it |
| Chemical Digestion | Breaks food down chemically; Mouth, Stomach, Small Intestine; Saliva, Stomach acid, enzymes and bile |
| Physical Digestion | Breaks food down physically; Mouth and Stomach; Teeth, Tongue and Peristaltic movement in stomach |
| Absorption | Nutrients from food going into blood stream; Small Intestines; Villi |
| Elimination | Removal of waste products from the body; Large Intestines; Anus |
| Electrolytes & Vitamins | Absorbed into the bloodstream and very important to maintain health |
| Cholecysitis | Inflammation of the Gallbladder; Pain after large fatty meal; Removal of gallbladder |
| Cirrhosis | Liver not functioning; caused by alcohol, tylenol or Hep. B; No cure, but can treat symptoms ; Liver transplant |
| Constipation | Hard stools; Infrequent Bowel Movement; Tx–High Fiber foods, laxatives, inc. fluid intake |
| Gastroenteritis/Diarrhea | Caused by a virus; s/s=vomiting and/or diarrhea, fever, chills; Tx–IV Fluids, rest |
| Gastroesophageal Reflux Disease (GERD) | Caused by overeating, smoking; AKA Heartburn; Tx=antacids |
| Hiatal Hernia | Caused by a weakness in the diaphragm; Stomach goes up into the chest cavity; Tx–surgery |
| Hepatitis | A, B, or C; Caused by a virus; A=transmitted by food; B & C=transmitted by blood and body fluid (STD); Tx–treat symptoms; Prevention for Hep. B=Vaccine |
| Irritable Bowel Syndrome (IBS) | s/s=constipation and/or diarrhea, abdominal pain, gas, bloating; Tx=long–term chronic management |
| Peptic Ulcers | Sores in the stomach; s/s=abdominal pain\ncaused by bacteria; Tx–medication to block the acid |