Histology MCQs/Gastrointestinal Tract II



{Which of following structures is not a part of the mucosa? - Lamina muscularis mucosae - Lamina epitelialis + Myenteric plexus - Lamina propria
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{Which type of connective tissue is the most common in the serosa (tunica serosa)? - Reticular connective tissue - Elastic connetive tissue + Loose connective tissue - Dense connective tissue
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{Which epithelium is a part of an adventitia (tunica advenitita) - Stratified squamous epithelium - Simple squamous epithelium - Simple cuboidal epithelium + There is no epithelium here
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{Which type of antibodies is (mainly) transported to the lumen of intestines? + IgA - IgE - IgG - IgM
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{Why is an skin around the vermillion border red? (Why are our lips red?) - The epithelium is transparent and highly vascularized, the color is color of blood + The epithelium is transparent, the color is color of blood in deeper structures - Epithelial cells contain pigment called pheomelanin - Epithelial cells contain hemoglobin
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{Mucosa of oral cavity: - It is covered mainly by few types of epithelium, on one is the most abundant + It is covered mainly by stratified squamous non-keratinizing epithelium - It is covered mainly by stratified squamous keratinizing epithelium - It is covered mainly by simple columnar epithelium
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{Pharynx: - It is covered mainly by few types of epithelium, on one is the most abundant + It is covered mainly by stratified squamous non-keratinizing epithelium - It is covered mainly by stratified squamous keratinizing epithelium - It is covered mainly by simple columnar epithelium
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{Which type of lingual papillae forms V-shaped line close to the terminal sulcus? + Circumvalatae - Fungiformes - Filiformes - Foliatae
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{Which type of lingual papillae is not associated with taste buds? - Circumvalatae - Fungiformes + Filiformes - Foliatae
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{Circumvalatae papillae are associated with: - Mucinous von Ebner's glands + Serous von Ebner's glands - Mucinous Weber's glands - Serous Weber's glands
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{Which tissue of teeth is the most mineralized? - Alveolar bone - Cementum + Enamel - Dentin
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{Tooth: - Organ of enamel exists during whole life - Cementum covers the crown of the tooth - Dentin is of ectodermal origin + Dental pulp contains nerves
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{Main mineral of enamel is: - Calcium bicarbonate - Calcium carbonate - Sodium fluoride + Hydroxyapatite
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{Embryonic origin of dentin is: + Mezenchyme - Ectoderm - Endoderm - Mezoderm
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{In which layer take place main oesophageal glands (glandulae oesophageales propriae)? - Muscularis musocae + Tunica submucosa - Lamina propria - Tunica serosa
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{Which type of muscle tissue takes place in distal (aboral) third of the oesophagus? - Skeletal muscle is in the circular layer, smooth muscle is in the longitudinal layer - Smooth muscle is in the circular layer, skeletal muscle is in the longitudinal layer - Skeletal muscle + Smooth muscle
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{Which part of the oesophageus is covered by serosa? - Proximal (oral) half - Distal (aboral) half - Supraphrenic part + Subphrenic part
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{Stomach: + Intinsic factor is a protein protecting vitamin B12 - Main gastric glands are coiled mucinous glands - Chief cells produce hydrochloric acid - There is high pH in the stomach
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{Which two anatomical regions of the stomach have the same histological structure of mucosa? - Corpus and pylorus - Cardia and pylorus + Fundus and corpus - Cardia and fundus
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{Gastric folds (rugae): + Rugae are longitudinal projections of submucosa - Rugae are longitudinal projections of mucosa - Rugae are circular projections of submucosa - Rugae are circular projections of mucosa
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{What is a lacteal? - Lymphatic vessel in the wall of large intestine + Lymphatic vessel in the wall of small intestine - Blood vessel in the wall of large intestine - Blood vessel in the wall of small intestine
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{Small intestine: - Plicae circulares are finger-like projections of lamina propria - Plicae circulares are finger-like projections of submucosa + Villi are finger-like projections of lamina propria - Villi are finger-like projections of submucosa
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{Goblet cells: - Goblet cells produce mucus of the extracellular matrix of intestinal lamina propria - Goblet cells are chemoreceptors of the autonomic nerve system + Goblet cells produce mucus covering epithelium of intestines - Goblet cells are associated with lacteals
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{Which of following statements about Paneth cells is not true? - Paneth cells can be found in intestinal glands (crypts) of jejunum - Paneth cells can be found in intestinal glands (crypts) of ileum - Paneth cells can be found in intestinal glands (crypts) of appendix + Paneth cells can be found in intestinal glands (crypts) of large intestine
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{Circular folds (plicae circulares) of small intestine are projections of: - Muscularis externa - Muscularis mucosae - Lamina propria + Submucosa
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{Which part of the intestine contains Peyer's patches? - Duodenum - Jejunum + Ileum - Colon transversum
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{Large intestine: - Inner layer of tunica muscularis is reduced to three muscle strips + Outer layer of tunica muscularis is reduced to three muscle strips - Inner layer of tunica muscularis is reduced to two muscle strips - Outer layer of tunica muscularis is reduced to two muscle strips
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{Which type of glands are crypts of Lieberkühn (intestinal glands)? - Composed alveolar glands - Composed tubular glands - Simple alveolar glands + Simple tubular glands
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{Which major salivary gland is serous only? - Apical lingual gland - Submandibular gland - Sublingual gland + Parotid gland
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{Which gland does not contain striated ducts? - Submandibular gland - Sublingual gland - Parotid gland + Pancreas
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{Mucus cells of salivary glands: + Their product is of poor stainability in hematoxylin-eosing staining - Their product is of good stainability in Massons' trichromes - Their product is rich on glycosaminoglycans - Their product is rich on lipids
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{Stainanbility of serous cells of pancreas: - Their basal part is eosinophilic, their apical part contains strongly eosinophilic vesicles - Their basal part is basophilic, their apical part contains strongly basophilic vesicles - Their basal part is eosinophilic, their apical part contains basophilic vesicles + Their basal part is basophilic, their apical part contains eosinophilic vesicles
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{What is a basal labyrinth (basal annealing, basal striation)? - Folds of basal membrane associated with Golgi apparatus - Folds of apical membrane associated with Golgi apparatus - Folds of apical membrane associated with mitochondria + Folds of basal membrane associated with mitochondria
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{Which type of tissue are hepatocytes? - Derivatives of neural crest - Derivatives of mesenchyme + Trabecular epithelium - Reticular epithelium
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{Liver: - Ito's cells are modified endothelial cells - Ito's cells store vitamin C + Kupfer's cells are macrophages - Kupfer's cells store vitamin A
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{Which structure is in the center of classic hepatic lobule? - Branch of hepatic artery - Branch of portal vein - Bile capillary + Central vein
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{Liver acinus: - There is branch of hepatic artery in the middle + There is no distinct structure in the middle - There is branch of bile duct in the middle - There is central vein in the middle
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{Endothelium of liver sinusoids is: - discontinuous and without fenestrations - continuous and without fenestrations + discontinuous and fenestrated - continuous and fenestrated
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{Which type of tissue forms the wall of bile capillaries? + Trabecular epithelium - Squamous epithelium - Endothelium - Mezothelium
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{Which layer of the wall of gastrointestinal tract does not exists in the wall of the gallbladder? - Tunica muscularis + Tunica submucosa - Lamina propria - Tunica serosa
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