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Digestive System
Quiz
| Flap1 | Answer |
|---|---|
| Two main groups of organs in the digestive system: | Alimentary canal and accessary organs |
| What do the alimentary canal organs do? | Aid in digestion and absorbtion |
| What are the six steps in the digestive process? | Ingestion, Propulsion, Mechanical digestion, chemical digestion, absorbtion and defecation |
| What is the Viseral Peritoneum? | covers external surface of most organs |
| what is parietal peritonium? | lines wall of abdominopelvic cavity |
| What is the mesentary? | Thin film that anchors organs to cavity wall, holds organs in place and stores fat |
| what does histology do | absorbs end products into blood and protects against disease |
| What are the four functions of salivary glands? | 1. Produce saliva which cleans mouth 2.dissolves food chemicals for taste 3.Moistens food 4. Contains enzymes |
| what is the function of the canines | sharp for shredding |
| What is the function of the incisors | chisel like for biting into |
| What is the function of the molars | flat for crushing/grinding |
| What is the common passageway for food and air? | Pharynx |
| What is the passageway for food and fluid? | Esophagus |
| What are the major regions of the stomach? | cardiac, fundus, body, and pyloric |
| Where is the site of complete digestion and absorption? | Small intestine |
| What is bile? | Yellow-green breaks down fats |
| What is the purpose of the gallblatter? | stores bile |
| What does the panceas do? | Makes insulin |
| What is the most extensice serous membrane? | Peritonium |
| What connects its viseral and parietal layers and is a double serous sheet? | Mesentary |
| What are organs called behind the parietal layer called? | retroperitoneal |
| The organs within the parietal layer are called? | Peritoneal |
| Material covering the tooth root? | Cementum |
| Hardest substance in the body; covers tooth crown | enamel |
| attaches the tooth to bone and surrounding alveolar structures | Periodontal membrane |
| torms the bulk of the tooth structur; similar to bone | dentin |
| a collection of blood vessels, nerves, and lymphatics | pulp |
| The _______ innitiates swallowing | tongue |
| closes off the nasal passage | uvula |
| closes of larynx off | epiglottis |
| involuntary process in swallowing | parastalsis |
| opens so food can enter stomach | gastroesophogial valve |
| Connects the small intestine; looks like lacy curtains | mesentery |
| finger-like projectons to increase surface area | villi |
| circular folds in small intestine wall | plicae circulares |
| two anatomical regions incolced in the mechanical breakdown of food | oral cavity, stomach |
| Three peritoneal modifications | greater omentun, lesser omentum, mesentary |
| Muscualr folds of the stomach mucosa | rugae |
| saclike outpocketing of the large intestine wall | haustra |
| smallest projections in the plasma membrane | microvilli |
| prevents food from moving back into the small intestine once it has in the large intestine | ileocecal valve |
| responsible for food and nutrition absorbtion | small intestine |
| water absorbtion and feces formation | colon |
| protein digestion begins | stomach |
| runs from lesser curvature of the stomach to the liver | lesser omentum |
| the stomach empties into the | small intestine |
| sphincter controlling the movement of food from the stomach into the duodenum | pyloric vavle |
| the uvula hangs down from is posterior edge | soft palate |
| receives parcreatic juice and bile | small intestine |
| serosa of abdominal cavity wall | parietal peritoneum |
| major site of vitamin formation by bacteria | colon |
| extends as a double fold from the greater curvature | greater omentum |
| its muscle is striated outside but smooth inside | esophagus |
Created by:
blonde0552
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