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Digestive system
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Questions in this quiz (42)
1Facial development
- AUpper and lower lip are formed from 6th-7th week
- BFacial Prominences appear at the end of 4th week.
- CNasal placodes are local thickening of the surface ectoderm on both sides of frontonasal prominences
- DThe lower lip and the jaw are formed from the mandibular prominences
- EBegins in week 4
- FUpper lip is formed by 2 lateral nasal prominences
- GBegins in week 9
2What is true about the cardia?
- Ait is the largest part of the stomach
- Bit is between duodenum and body of the stomach
- Cit is between the esophagus and body of the stomach
- DFirst major region of stomach
- EIs found at the transition between esophagus and body of stomach
- FIs the first part of small intestine
3What is produced by parietal cells?
- AH+
- BMucous
- CGastric
- DCl-
4Correct relation:
- AGoblet Cells - Mucous
- BGoblet Cells - Hormones
- CParietal Cells - Production of HCL
- DChief Cells - HCL
5Where can we find glands in the submucosa of digestive tract?
- ADuodenum
- BEsophagus
- CEvery part of small intestine
- DEvery part of large intestine
6What causes orofacial clefting?
- AFolic acid
- BVitamin B12
- CMaternal hypoxia as caused by e.g. maternal smoking
- DRetinoids- which are members of the vitamin A family
- EPesticide exposure
- FAnticonvulsant drugs
7What is true?
- AChief cells secrete pepsinogen
- BPyloric region of the stomach has deeper gastric pits than fundic part
- CChief cells produce HCL
- DParietal ( oxyntic) cells produce gastric intrinsic factor
8Which pair/pairs (structure/derivation) is/are correct?
- Ainferior parathyroid gland-3rd pharyngeal cleft
- BEustachian tube-2nd pharyngeal pouch
- CMalleus-1st pharyngeal arch
- DSuperior parathyroid gland-4th pharyngeal cleft
9Which cells produce gastric lipase?
- AParietal cells
- BStem cells
- CChief cells
10Auerbach’s Plexus localized in:
- AMuscularis externae
- BBetween the outer longitudinal and inner circular layers of muscularis in small intestine
- CSubmucosa
- Dlamina propria
- Emucosa
11Brunner glands - choose correct:
- AProduce alkaline mucus
- BHave not any excretory duct system
- CBelong to GALT system
- DAre also called esophageal gland
12Esophagus is covered by:
- Astratified squamous epithelium
- Bstratified cuboidal epithelium
- Csimple columnar epithelium
- Dsimple squamous epithelium
13Cardia of stomach:
- Afirst major region of stomach
- Bis found at the transition between esophagus and the body of stomach
- Cit is the first part of intestine
- Dis found in the pyloric sphincter area
- Eis located between the pyloric canal and duodenum
- Fis located between the pylorus and pyloric canal
- Gis the widest part of stomach
14Enterocytes – choose correct:
- ATheir apical cell membrane forms brush border
- BAre the epithelial cells of intestine
- CAccumulate many small lipid droplets in vesicle of the SER
- DAbsorptive cells
- ECan be found in the whole digestive tract
15Find true / Find truth:
- AStriated muscle in the lips makes these structure highly mobile for ingestion and speech
- BTongue consists of striated muscles
- CCircumvallate papille are the smallest one
- DFiliform papillae consists of large amount of taste buds
- EThe red lip region (vermilion) of the lip is covered by thin simple squamous epith
16Large intestine:
- Athe main function is absorption of water
- Bcontains a large number of goblet cells on the surface epithelium
- Ccontains numerous and well developed crypts of Lieberkühn
- Dcontains DNES cells
- Ehas finger-shape villi
- Fdoes not contain any goblet cells in the surface epithelium
- Gcontains large numbers of parietal cells
17Mark properly matched cell and its function:
- Agoblet cell - mucous production
- BEnteroendocrine cell - hormone production
- CEnterocyte - production and exocytosis of the chylomicrons
- DPaneth cell - defensins production
- EGoblet cells - hormone production
- FEnteroentocrine cell - mucous production
18Mark the right about mucosa:
- Acomprises a lamina propria
- Bis often called a mucous membrane
- Ccontains layer of the smooth muscles
- Dcontains MALT elements
- Ecomprises epithelial lining, lamina propria, muscularis mucosae
- Fthere is no mucosa in oral cavity
- Gcontain layer of skeletal muscles
- Hcontain nerve plexus
19Small intestine, find correct statement/s:
- Aregenerative (stem) cells are located in crypts Lieberkühn
- Bwithin epithelium of small intestine gland goblet cells are present
- Cmuscularis externa is composed of smooth muscle cells
- DVillus is covered by enterocytes with microvilli
- Ebrunners glands are located within submucosa of duodenum
- FDuodenum has no villi
- GM cells are mucous-producing cells
- Honly jejunum has villi
20The neck of the stomach fundic glands consists of:
- Amucous neck cells
- Bparietal cells
- Cstem cells (regenerative cells)
- Dzymogenic cells
- Ecells with microvilli
- Fgoblet cells
21Mark the correct sentences about the perisinusoidal space of Disse?
- Acontain hepatic stellate cells
- Bmicrovilli of the hepatocytes are present
- Csurrounds central vein in liver
- Dis filled with plasma
- Eonly interlobular ducts
- Fcontains ito’s cells
- Gcontains reticular fibers
- Hlocated between endothelial cells and hepatocytes
- Iyou can find plasma
- Jconsist of reticular fibers
22What is true about Ito’s cells
- Asecrete cytokines
- Bare called hepatic stellate cells
- Cbecome myofibroblasts after liver injury
- Dstore fat-soluble vitamins Vitamin A
- EProduce EPO
- Fare present in space of Disse
- Gphagocytose aged erythrocytes
- Hare type of macrophages
23What is true about Kupffer cells?
- Aare liver-residing macrophages
- Bproduce food digestive enzymes
- Cpresent in portal vein of pancreas
- Dproduce IgA
- Eare present in the vein in the pancreas
- Fpresent in liver sinusoids
- Gcan also be stellate macrophages
- Hremove microorganisms and debris present in the portal blood
- ICan participate in bile production (through degradation of erythrocytes)
- Jare called hepatic stellate cells
24What is true about the salivary glands?
- Asublingual is not present in human
- Bsublingual is similar to exocrine part of pancreas
- Cparotid does not contain mucous tubules
- Dminor are covered by connective tissue capsule
- Esubmandibular is tubuloacinar
- Fsmaller are covered by CT capsule
25Where do the secretory end fragments of major salivary glands release their content
- Aintercalated ducts
- Bblood
- Cinterlobular ducts
- Dexcretory ducts
- Estriated duct
26What is true about the gallbladder
- Aonly interlobular ducts
- Brelease the bile into the duodenum after a meal
- Cthe part located close to the liver does not have a serosa
- Dis composed of epithelium, lamina propria, submucosa, muscularis and adventitia or
serosa - Eis lined with simple columnar epithelium
- Flayer of smooth muscle
- Gstores and concentrates bile
- His composed of mucosa, thin muscularis and an external adventitia or serosa
- Idoes not have the submucosa layer
- Jis lined with a simple cuboidal epithelium
27What is true about portal lobule
- Ahave small lipid droplets inside
- Bremove microorganisms and debris in the portal blood
- Cremoves deoxygenated blood from the hepatocytes
- Dsupplies oxygenated blood to hepatocytes
- Eare visible in the liver sinusoids
- Fdrains blood from hepatic artery to the central vein
- Gdrains bile from hepatocytes to the bile duct
- Hdrains the blood from hepatocytes to the bile duct
- Idrains blood from the portal vein to the hepatic artery
28What is true about hepatocytes
- Aare main population in liver
- Bare supported by reticular fibers
- Cproduce food-digestive enzymes
- Dtwo abutting hepatocytes form bile canaliculus
- Eare radially disposed around a central vein
- Fsecrete bile into bile canaliculi
- Gdon’t have microvilli
- Hcan be polyploidal
- Ican contain granules of glycogen
- Jcontain microvilli all around
29Glands of stomach - choose correct
- Achief cells produce intrinsic factor
- Bpyloric glands mainly secrete mucous
- Cparietal cells are the ion-pumping cells
- Dchief cells can be found in pyloric glands
- Echief cells contain granules with pepsin
- Fchief cells are the ion-pumping cells
30 Mark the correct sentences about von Ebner's glands
- Aare associated with fungiform papillae
- Bare associated with filiform papillae
- Care present in duodenum
- Dare associated with circumvallate papillae
- Erelease lingual lipase
- Fserous salivary glands
- Gare composed of mucous tubules
- HCircumvallate papillae contains taste buds
- Ithe most numerous papillae are filiform
31What is true about face development?
- AFacial prominences appear at the end of the 4th week
- BUpper lip is formed by 4 prominences
- CUpper lip is formed by 2 lateral nasal prominences
- DNasal placode is a part of endodermal epithelium
- EFacial prominences appear at the end of the 9th week
- FThe lower lip and the jaw are formed from the mandibular prominences
- GNasal placodes are local thickening of the surface ectoderm on both sides of frontonasal
prominences
32What is true about pharyngeal arches/development
- AEach arch is covered on the outside by surface ectoderm
- BPharyngeal arches appear in the 9th week of development
- CEach arch is covered on the inside by surface ectoderm
- DThe core is composed of mesenchyme
- EThe core of each arch contains mesenchyme derived from paraxial and lateral plane
mesoderm and neural crest cells - FPharyngeal arches appear in the 4th and 5th weeks of development
- GEach earch is covered on the inside by epithelium of endodermal origin
- HEach arch is covered on the outside by epithelium of endodermal origin
33 What is true about pharyngeal arches/development
- A2nd pair of clefts gives rise to eardrum
- BThe 5 week embryo is characterized by the presence of five pair of pharyngeal clefts
- CThe 1st, 2nd and 3rd clefts loose contact with the outside
- DThe 5-week embryo is characterized by the presence of four pairs of pharyngeal clefts
- ECervical sinus is formed by all clefts
- FThe 5-week embryo is characterized by the presence of one pair of pharyngeal clefts
- G1st pair of clefts gives rise to external auditory meatus
- H1st pair of clefts gives rise to eardrum
- IThe 2nd, 3rd and 4th clefts loose contact with the outside
34Which structure contain glands
- ALip
- BGums
- CDentin
- DTooth pulp
- EPeriodontal ligament
35Which structures are present in dentinal tubules
- AElastic fibers
- BTissue fluid
- CBlood vessel
- DReticular fiber
- ETomes' fiber
- FOdontoblast processes
- GUnmyelinated nerve fibers
- HMyelinated nerve fibers
- Ifibroblasts
- Jcollagen fibers
36 Which cells produce enamel
- AOdontoblasts
- BAmeloblasts
- CCementoblasts
- Denameloblasts
- EMast cells
- FFibroblasts
- GAdamantoblasts
37 Which environmental influences may cause orofacial clefting
- ARetinoids - which are members of the vitamin A family
- BVitamin B12
- CFolic acid
- DMaternal hypoxia, as caused by e.g maternal smoking
- EPesticide exposure
- FAnticonvulsant drugs
38Where are odontoblasts
- APulp
- BCementum
- CDentin
- DPeriodontal ligament
- EEnamel
39What is true about teeth
- ADental pulp is highly vascularized tissue
- BDental pulp consists of collagen fibers
- CDental pulp consists of fibroblasts
- DThe organic matrix of dentin contains only type III collagen
- EThe organic matrix of dentin contains only type II collagen
- FDental pulp contains odontoblasts
- GEnamel is mostly (96%) composed of calcium hydroxyapatite
- HDentin is calfcified tissue
- IEnamel is produced by odontoblasts
40 Which structure are present in the enamel organ?
- Ainner epithelium
- Bodontoblasts
- Couter epithelium
- Dstellate reticulum
41Which pairs/pair (structure - derivation) are/is correct?
- ASuperior parathyroid gland - 3rd pharyngeal cleft
- BMalleus - 1st pharyngeal arch
- CStapes - 2nd pharyngel arch
- DInferior parathyroid gland - 3rd pharyngeal pouch
- EEustachian tube - 1st pharyngeal pouch
- FMiddle ear cavity - 1st pharyngeal pouch
- GStapes - 1st pharyngeal arch
- HMiddle ear cavity - 1st pharyngeal arch
- IIncus - 1st pharyngeal arch
- JEustachian tube - 2nd pharyngeal pouch
42Dental pulp:
- ADental pulp consists of fibroblasts
- BDental pulp is highly vascularized tissues
- Cdental pulp consists of collagen fibers
- DDentin is the hardest component of the human body
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- Description
- Quiz on Digestive system, created by Riasat Reza on 26/06/2021.
- Author
- Riasat Reza
- Language
- English
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