Digestive System - Lab
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| Gastrointestinal Tract is also known as... | Alimentary Canal
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| Accessory Organs include | Teeth, Tongue, Salivary Glands, Liver, Gall Bladder, Pancreas
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| Inner most layer surrounding the lumen of the Gastrointestinal Tract | Mucosa
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| Mucosa can be one of what two epithelium? | Simple Columnar or Stratified Squamous
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| Functions of Mucosa | Absorbtion, Secretion of mucous, Secreation of digestive enzymes & Protection
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| What are the 4 layers of the Gastrointestinal Tract from the inside out? | Mucosa, Submucosa, Muscularis & Serosa
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| Layer of the Gastrointestinal Tract responsible for propulsion of food and mixing/grinding of food | Muscularis
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| Visceral layer of the peritoneum that protect the digestive organs is also called ... | Serosa
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| Projections of the Mucosa on the surface of the tongue... | Papillae
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| Salivary Glands are composed of ... | Stratified Squamous Epithelium - Acini Cells
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| Esophageal mucosal is composed of what? | Stratified Squamous Epithelium
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| Esophageal muscularis is composed of ... | Skeletal Muscle
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| The small and large intestine mucosa are... | Simple Columnar
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| What special cells are found in the mucosa of the intestines? | Goblet cells
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| Finger like projections on the mucosa of the small intestine | Villi
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| Four lobes of the Liver | Right & Left Lobe, Quadrate Lobe, Caudate Lobe
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| Right & left lobe of the liver is divided by the... | Falciform Ligament
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| Each Liver lobe is subdivided into thousands of smaller _________ that appear in a hexagone shape | Lobules
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| Lobule cells that secrete bile, surrounding the central vein... | Hepatocyte
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| Functional unit of the Liver | Liver Lobule
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| The Pancreas contains both endocrine and digestive cells. What are they & what do they secrete? | Acini cells - digestive enzymes
Pancreatic Islets - glucagon & insulin
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| The gums are also called ... | Gingiva
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| The lips are connected to the gingiva by the ... | Labial Frenulum
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| Space between cheeks and lips | Vestibule
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| The tongue is anchored by the ... | Lingual Frenulum
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| Prevents food from traveling into the Nasopharynx | Uvula
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| Lateral Arches forming the opening to the oropharynx | Fauces
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| This structure is viewable at the site of the fauces | Palatine Tonsils
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| Name the three Salivary Glands | Parotid, Submandibular and Sublingual Glands
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| Salivary secretions contain _________, an enzyme that begins chemical digestion of carbohydrates. | Amylase
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| How many teeth do adults have? | 32
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| How many deciduous teeth do children have? | 20
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| Front 8 teeth | Incisors
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| The 4 Canine teeth are also called | Cuspids
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| The 8 Premolar teeth are called | Bicuspids
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| The 12 Molar teeth are also called | Tricuspids
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| Name the three regions of a tooth | Crown, Neck & Root
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| The very hard covering of a tooth is called... | Enamel
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| The outer surface of the root is covered with | Cementum
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| Bone like structure of the tooth | Dentin
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| Inner most portion of the tooth that blood vessels and nerves run through. | Pulp
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| The four regions of the stomach | Cardiac, Fundus, Body & Pyloric
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| Controls the passage of food from the esophagus to the stomach | Lower Esophogeal Sphincter or Gastroesophageal Sphincter
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| Crontrols the passage of food from the stomach to the duodenum | Pyloric Sphincter
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| Two Curvatures of the stomach | Lesser Curvature & Greater Curvature
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| Large temporary folds of the stomach that allow it to expand | Rugae
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| Region of the stomach that surrounds the esophagus | Cardiac Region
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| Dome shaped superior portion of the stomach | Fundus Region
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| Major site of chemical digestion & absorbtion | Small Intestines
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| List the structures of the small intestines in order of first to last. | Duodenum, Jejunum, Iliam
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| The valve that controls the flow from the Ilium into the Cecum | Ileocecal Sphincter
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| Storage of waste, absorption of water and Synthesis of Vitamin K | Large Intestines
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| The appendix is attached to what structure of the large intestine? | Cecum
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| Name the four regions of the colon in order | Ascending Colon, Transverse Colon, Descending Colon & Sigmoind Colon
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| The Sigmoid Colon connects to __________, which store feces. | Rectum
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| The three contractional longitudinal bands of the large intestines are called ... | Taenia Coli
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| Contraction of the large intestines form pouches called ... | Haustra
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| Defecation takes place at the... | Anus
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| Connects the stomach's greater curvature to the transverse colon and hangs down like an apron. | Greater Omentum
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| Two layered peritoneum that connects parts of the intestine with the posterior abdominal wall. | Mesentery
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| A muscular sac that concentrates Liver bile | Gallbladder
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| Blood from the hepatice artery & portal drain into the _________ and then into the __________ ___________ | Sinusoids, Central Vein
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| Bile first drains into smalled ducts called... | Bile Canaliculi
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| From each liver lobe bile drains into it respective _________ duct | Hepatic
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| The right and left hepatic ducts join together to form the | Common Hepatic Duct
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| Bile leaves the gallbladder and join the common hepatic duct to form the | Common Bile Duct
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| What duct runs the length of the pancreas | Pancreatic Duct
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| The common bile duct and pancreatic duct form the | Hepatopancreatic Ampulla
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