Histology MCQs/Gastrointestinal Tract

{Are von Ebner's glads in the tongue associated with some structures? - Yes, they are associated with lingual tonsil + Yes, they are associated with vallate papillae - Yes, they are associated with fungiform papillae - No, they are not associated with other structures
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{Circular folds in the small intestine are based on projections of some layer of the wall. Which one? - Nothing. These folds do not exist in the small intestine - Muscularis externa - Lamina propria + Submucosa
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{What are crypts of Lieberkühn (in the intestine) according to their structure and function? - Ducts of glands in deeper layers - Composed glands - Alveolar glands + Tubular glands
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{How is called the nerve plexus in the submucosa of the gastrointestinal tract? - Solar plexus + Meissner's plexus - Auerbach's plexus - There is no plexus in the submucosa
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{In which organ do we have eosinophilic Paneth cells? - In the fundus of stomach - In the pylorus of stomach + In the small intestine - In the large intestine
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{In which part of the digestive tube do we have main Peyer's patches? + In the ileum - In the jejunum - In the colon ascendens - In the colon descendens
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{Tunica muscularis of stomach has three layers. How are oriented fibers in the innermost layer (with respect to the longitudinal axis of stomach)? - Muscle cells have longitudinal orientation - Muscle cells have plexiform orientation - Muscle cells have circular orientation + Muscle cells have oblique orientation
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{Villi in the large intestine are finger-like projections of one layer of the wall. Which one? - Lamina propria mucosae - Tunica submucosa - Tunica muscularis externa + There are no villi in the large intestine
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{What are taeniae coli? + Outer layer of tunica muscularis externa reduced on three strips composed of smooth muscle - Outer layer of tunica muscularis externa reduced on three strips composed of striated muscle - Inner layer of tunica muscularis externa reduced on three strips composed of smooth muscle - Inner layer of tunica muscularis externa reduced on three strips composed of striated muscle
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{What is a Brunner's gland? - Branched tubular mucinous gland sitting mainly in the submucosa of anus and rectum + Branched tubular mucinous gland sitting mainly in the submucosa of duofenum - Branched tubular mucinous gland sitting mainly in the submucosa of jejunum - Branched tubular mucinous gland sitting mainly in the submucosa of ileum
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{What is a lacteal? - Blood vessel in the lamina propria of the small intestine - Blood vessel in the lamina propria of large intestine + Lymphatic vessel in the lamina propria of the small intestine - Lymphatic vessel in the lamina propria of large intestine
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{What is the function of chief cells in main gastric glands? - Production of singaling molecules + Production of digestive enzymes - Production of hydrochloric acid - Production of acid mucus
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{What is main function of Paneth cells in the intestine? - Transportation of antigenes through the epithelial barrier + Production of antibacterial compounds - Production of mucus - Digestion of lipids
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{What is the function of parietal cells in main gastric glands? + Production of hydrochloric acid - Production of digestive enzymes - Production of neutral mucus - They are stem cells
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{What is an intrinsic factor which is produced in the stomach? + Protein which protects vitamin B12 against aggresive environment in the stomach - Protein which protects vitamin C against aggresive environment in the stomach - Lipid which protects vitamin B12 against aggresive environment in the stomach - Lipid which protects vitamin C against aggresive environment in the stomach
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{Where does have an adult man their ameloblasts? - Ameloblasts are haphazardly distributerd in the dental pulp - Ameloblasts are in one layer between dentin and enamel - Ameloblasts are in one layer between pulp and dentin + An adult man has no ameloblasts
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{Which big salivary gland is completely serous? - Apical lingual gland - Submandibular gland - Sublingual gland + Parotid gland
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 * Exceptionaly, mucus producing cells can be present as well. But their number is so low so microscopic anatomists can argue that it cannot break the rule that the product of this gland is serous.

{Which big salivary gland is mainly mucinous? - Apical lingual gland - Submandibular gland + Sublingual gland - Parotid gland
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{What is main function of Kupfer cells in liver? - They are stem cells for hepatic epithelial tissue - They are stem cells for hepatic connective tissue + They are tissue resident macrophages - They are a storage of vitamin A
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{Which of following statemens about oesophageal glands (gl. oesophageales) is true? - They are small mucinous glands in the lamina propria - They are small serous glands in the lamina propria + They are small mucinous glands in the submucosa - They are small serous glands in the submucosa
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{Which of following structures does not take place in the pancreas? + Striated ducts - Intercalated ducts - Intralobular ducts - Interlobular ducts
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{Which statement about the outermost layer of proximal (oral) part of the oesophageus is true? + Proximal (oral) part of the oesophageus is not covered by serosa - Proximal (oral) part of the oesophageus is covered by simple squamous epithelium called mesothelium - Proximal (oral) part of the oesophageus is covered by stratified squamous epithelium called endothelium - Proximal (oral) part of the oesophageus is covered by stratified squamous epithelium called mesothelium
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{Which statemet about the lamina muscularis mucosae of pylorus is true? - Lamina muscularis mucosae does not exist in the pylorus + Lamina muscularis mucosae is composed of smooth muscle cells - Lamina muscularis mucosae is composed of striated muscle fibers - Lamina muscularis mucosae is composed of both smooth muscle cells and striated muscle fibers
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{Which structure takes place in the middle of the liver acinus (Rappaport's acinus)? - Bile duct - Central vein - Hepatic artery + There is no obvious structure in the middle of the liver acinus
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{Which structures form borders of Disse's space (space of Disse)? - Two hepatocytes - Ito's cells and a wall of sinusoid + Hepatocytes and a wall of sinusoid - Kupfer's cells and a wall of sinusoid
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