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What type of papillae are present on this tongue?
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Low magnification of numerous filliform papillae on surface of tongue
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? papillae? ?
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Numerous Filliform Papillae (note lack of taste buds)
Skeletal Muscle of Tongue
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? Papillae ? What?
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Fungiform Papillae Taste Buds
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1 2 Foliate or Fungiform Papillae on Tongue
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Taste Buds Stratified squamous epithelium Foliate or Fungiform Papillae on Tongue
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1 2 3 4
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Gustatory Pore Gustatory Cells In Taste Bud Taste Buds Stratified squamous epithelium
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1 3 2
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Gustatory pore with free nerve endings
Nuclei of Gustatory Cells Magnified Taste Buds
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Organ ? 2 1
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Liver Central veins in center of Hexagonal lobes Portal triads
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Organ ? 1 2
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Liver Portal triad Hepatocytes
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1 2 Organ C Organ A Organ B
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Numerous Peyer’s Patches
Duodenum Jejenum Ileum
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5 4 3 1 2
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Crypts of Lieberkuhn Villi Muscularis mucosae Brunner’s or Submucosal glands Muscularis externa, Circular layer
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Layer A Layer B Layer C 5 4 1 2 3 What organ?
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Muscularis Submucosa Mucosa Villi Lumen of GI Tract Outer Longitudinal Layer Inner Circular Layer of the Muscularis Externa Peyer’s Patches in the submucosa Of the ileum
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5 4 3 1 2 Organ?
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Peyer’s Patches in the submucosa Muscularis (externa) Submucosa Ileum Villi Lumen
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6 1 5 2 4 3
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Oral cavity proper Internal nares Fauces Oral vestibule Esophagus Oropharynx
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1 12 11 10 2 9 8 3 7 4 5 6
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Auditory / Pharyngo- Tympanic tube Cribiform plate of ethmoid Frontal sinus Sphenoidal sinus Nasophayngeal tonsil Chonchae / turbinates Soft palate Palatine tonsil Uvula Lingual tonsil Epiglottis Cricoid cartilage
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11 1 10 9 2 8 7 6 3 5 4
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Enamel Crown Dentin Neck Gingiva Cementum Periodontal ligament Alveolar bone Root Root canal with blood vessels and nerves Pulp cavity With blood vessels and nerves
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1 2 3 4 5
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Common bile duct Pancreatic duct Duodenal papillus (major) Plica circulares of duodenum Hepatopancreatic ampulla in the duodenal wall
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1 9 2 11 3 10 4 5 7 8 6
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Gall bladder Spleen Liver Cystic duct Adrenal gland Hepatic duct Kidney Duodenum Head, body and tail of the pancreas
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1 5 2 4 3
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Pancreatic duct Common Bile Duct Plica circulares Spleen Duodenum
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1 2 7 3 4 5 6
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Common bile duct Hepatic portal vein Cystic duct Hepatic artery Hepatic duct Round ligament (remnant of umbilical vein) Quadrate lobe Gall bladder
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9 1 2 8 3 7 4 5 6
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Lacteal Villi Simple columnar epithelium Crypt of Lieberkuhn Muscularis mucosae Submucosa Circular and Longitudinal layers Of muscularis externa Serosa
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8 1 2 7 6 5 4 3
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Lacteal (green) Villi Lymphatic nodule/ Lymphatic follicle Lamina propria Muscularis mucosae Submucosa with many blood vessels Circular layer of Muscularis externa Longitudinal layer Of muscularis externa
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1 7 6 2 3 4 5
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Villi Lacteals Lymph nodule/follicle Crypt of Lieberkuhn Muscularis mucosae Circular and Longitudinal layers of the Muscularis externa
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9 8 1 7 2 3 6 4 5
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Transverse colon Haustra Ascending colon Descending colon Taenia coli Ileocecal valve Sigmoid colon Cecum Rectum
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Ulcerative colitis Diverticula Adhesions Irritable Bowel/ Spastic colon Bacterial infection Crohn’s disease (enteritis) Cancer Polyps Appendicitis
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2 3 1
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Inner oblique layer of muscle Middle circular layer of muscle Outer longitudinal layer of muscle
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Fundus Cardia Pylorus Body
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4 7 6 5 3 1 2
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Pylorus Esophagus Site of lower esophageal sphincter/Cardiac sphincter Lesser curvature Pyloric valve/ sphincter Rugae Greater curvature
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1 3 2
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Lingual tonsil Sublingual gland Submandibular gland
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2 1 3 5 4
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Circumvallate papillae
Lingual tonsil Sublingual gland Submandibular gland and duct
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5 6 1 2 7 3 4 8 9
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Enamel Dentin Gingiva Pulp cavity Alveolar bone Root canal Cementum Apical foramen Periodontal ligament
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10 1 2 9 3 8 7 4 5 6
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Lacteal Villi Simple columnar epithelium Crypt of Lieberkuhn Muscularis mucosae Lymphatic vessels Goblet cells Circular and Longitudinal layers Of muscularis externa Serosa
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1 2 6 5 3 4
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Submandibular duct (Wharton) Sublingual ducts (Rhivinus) Parotid gland Parotid duct / Stenson’s duct Sublingual gland Submandibular gland
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2 3 1 4 7
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Muscularis mucosae Lamina propria Lining epithelium Submucosa Serosa Outer longitudinal + inner circular Layer of the muscularis externa
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Name the part of the GI Tract shown in the model
1 3 2 4
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Esophagus Small intestines Large intestines Stomach
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1 2 3 4 6 5
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Layers of the muscularis externa:
Outer longitudinal + inner circular Gastric pits Muscularis mucosae Villi Taenia coli
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Note: thick layer of Longitudinal muscle Note: esophageal glands Note: numerous villi Taenia coli Note:lack of Longitudinal muscle
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Note hexagonal lobules of the __________(what organ?)
1 2
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Note hexagonal lobules of the liver
Portal triads Central veins
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2 1 3 5 4
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Hepatic portal venule Hepatic arteriole Macrophages (Kuppfer cells) Bile ductule Sinusoids
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1 2 3 4 10 5 9 6 7 8
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Nasopharynx Oropharynx Laryngopharynx Esophagus Falciform ligament Cardiac /lower esophageal Or gastroesophageal valve Gall bladder Fundus Cardia Round ligament
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1 2 6 3 4 5
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Falciform ligament Round ligament Pyloric valve Cystic duct Duodenum Plica circulares
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10 1 9 2 8 3 4 7 5 6
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Descending colon Ascending colon Taenia coli Ileum Haustra Ileocecal valve Caecum Internal anal sphincter Appendix External anal sphincter
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2 1
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Falciform ligament (cut) Gall bladder
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