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Digestive..System
The Digestive System for Massage
| Question | Answer |
|---|---|
| Accessory organs | organs that secrete substances that travel through ducts into the digestive tract to help with digestion; not part of the digestive tract. |
| Serosa | the external epithelial membrane that surrounds the organs (visceral peritoneum) and walls (parietal peritoneum) in the peritoneal cavity |
| Messentery | supportive structure composed of 2 layers of serosa; connects to the intestines; contains the blood vessels;lymph vessels, and nerves that run to and from the intestinal wall. |
| Muscularis | two layers of smooth muscle; mixes food with digestive juices and moves food through the digestive tract. |
| Peristalsis | wavelike movement of food through the digestive tract. |
| Submucosa | layer of connective tissue beneath the mucosa that contains blood vessels, nerves, and lymph vessels |
| Mucosa | internal mucous membrane through which the body absorbs digested substances into the blood. |
| Villi | small finger like projections on the mucosa where absorption of nutrients and fats takes place; contain blood vessels and lacteals |
| Parotid glands | largest pair of salivary glands; located anterior and inferior to the ear. |
| Submandibular glands | salivary glands located under the mandible |
| Sublingual glands | salivary glands located under the tongue |
| Soft palate | soft tissue at the back of the roof of the mouth; contains the uvula |
| Cardiac sphincter | a circular or ring-shaped muscle at the base of the esophagus; prevents food and gastric juice from going back up the esophagus |
| Fundus of the stomach | the bulge at the top of the stomach |
| Rugae | folds in the stomach lining |
| Pylorus | the lowest portion of the stomach; contains pyloric sphincter |
| Pyloric sphincter | muscle that controls the passage of food from the stomach to the small intestine |
| Duodenum | first 10" of the small intestine; receives bile and pancreatic juice |
| Jejunum | the middle segment of the small intestine about 6'-8' long |
| Ileum | last 8'-12' of the small intestine connects to the cecum of the large intestine via the ileocecal valve |
| Cecum(caecum=pouch) | large pouch that forms the first segment of the large intestine |
| Vermiform appendix | projects from the posteromedial margin of the cecum |
| Ascending colon | ascends from the cecum along the right side of the abdomen |
| Transverse colon | crosses the abdominal cavity from right to left just below the diaphragm |
| Descending colon | descends from the transverse colon down the abdomen on the left side |
| Sigmoid colon | S-shaped section of the colon before the rectum |
| Rectum | last 7.5" of the digestive tract |
| Anus(anus=ring) | last 2-3cm of the rectum; contains two sphincter muscles that control defecation. |
| Cystic duct | carries bile from the gallbladder; joins with the hepatic duct |
Created by:
mmajorow
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