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Chap 17
digestive system
| Question | Answer |
|---|---|
| ___ is the digestive process occuring in the small intestine. | absorption |
| Saliva is invloved with the digestive process known as | chemical digestion |
| teeth, stomach, and the large intestine are involved with the digestive process known as | mechanial digestion |
| release of feces is controlled by the digestive process of | defecation |
| intake of food is called | ingestion |
| the movement of food down the alimentary canal is known as | propulsion |
| ____ glands produce saliva | salivary glands |
| bile is stored in the | gall bladder |
| produces bile | liver produces bile |
| ____ is produced to break down fats | bile |
| pancreatic juices are prod by the | pancreas |
| absorption of water from the feces occurs in the | lg. intestine |
| absorption of nutrients from food occurs in the | sm. intestine |
| connecting the mouth to the esophaus is | pharynx |
| hydrochloric acid is produced by the | stomach |
| food travels through the ______ to get to the stomach | esophagus |
| mechanical and chemical digestion occurs in the ____ via teeth and salivary glands. | mouth |
| opening to the rectum is | anus |
| what regulates the release of feces | rectum |
| length of lg. intestine | 7ft |
| length of sm. intestine | 18-20 ft |
| which bones make up hard palate | palatine bones |
| what propels food down into parynx | tongue |
| what bone is the point of attachment for the tongue | hyoid |
| how many primary teeth | 20 |
| primary incisors | 8 |
| primary molars | 8 |
| primary cuspids | 4 |
| part of tooth that is above gumline | crown |
| part of tooch that is below the gumline | root |
| socket in which the tooth sits in is called | aveolar process |
| hard outer covering of the tooth is called | enamal |
| connective tissue holding the tooth in place is called | pariodontal ligament |
| tooth is held into socket by tissue called | cementum |
| another term for the gum | gingiva |
| 3 types of salivary glands | 1. parotid2. submandibular3. sublingual |
| 3 constrictor muscle types found in pharynx | 1. mandible superior contractor2. middle constrictor muscle3. inferior constrictor muscle |
| during swallowing, aka_____, the ______ and _______ rises. | deglutition, uvula and soft palate |
| during swallowing the ____ closes off the top of the trachea | epiglottis |
| during swallowing the ____ ____ and _____ elevate | hyoid bone and larynx |
| during swallowing the ____ ____ ____ relax and the ____ oepns | inferior constrictor muscles- esophagus |
| how is food pushed through the parynx during swalloing once it enter the pharynx | peristalsis |
| ___ is a J shaped organ made of smooth muscle fibers | stomach |
| list the 3 phases of gastric secretion | 1. cephalic2. gastric3. intestional |
| which gastric secretion phase is triggered by entry of food in stomach | gastric phase |
| which gastric secretion is triggered by taste and smell | cephalic phase |
| which gastric secretion phase is triggered by the entry of good in the small intestine | intestional |
| ___ is the term used for food that has been digested by the stomach | chyme |
| in ordered for chyme to exit the stomach the ___ _____ must relax | pyloric spincter |
| ____ is the hormone that signals the pancreas to produce pancreatic juices | acidic chyme |
| 4 functions of liver | 1. converts noncarbs into glucose2. oxidizes fatty acids3. removes toxins4. produces and secretes bile |
| describe condition which stimulates the realease of bile | fatty chyme entering duodenum stimulate gall bladder to release bile |
| 3 parts to small intestine | 1.duodenum2. jenjunum3. lleum |
| what is the function of mesentery | hold interal organ in place |
| what fucntion of villi in small intestine | moves chyme downward into lower intestine |
| segmentation | pushing food down esophagues |
| peristalsis | goes around the whole thing |
| which condition within the intestinal wall will cause diarrhea | over distended wall |
| 4 functions of large intestine | 1. absorbs water 2. secrets mucus 3. forms feces 4. carries out defecation |
| 5 components of feces | 1. water 2. electrolyes 3. mucus 4. bacteria 5.bile |
| 5 life span changes with digestive system | 1. teeth sensative2. gum recede3. heart burn more frequent4. constipation more frequent |
| hepatitis | inflamation of liver |
Created by:
Mollie28
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