组织学与胚胎学histology and embryology.docx
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组织学与胚胎学histology and embryology.docx
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组织学与胚胎学histologyandembryology
组织学与胚胎学(histologyandembryology)
TypeAproblem
1.,thirdpairsofpharyngealpouchdifferentiationinto
A.epithelialcellsofthethymusandthenextpairofparathyroidglands
B.epithelialcellsofthethymusandtheupperpairofparathyroidglands
C.tonsilandthyroidgland
D.thyroidfollicularcells
E.eustachiantube
2.what'swrongwiththestomach?
ThedorsalmarginofgastricA.fastgrowthtoformtheventralmarginofthegreatercurvatureofthestomach.Theformationofgastricslowgrowth
B.thegreatercurvatureofthestomachfromthedorsaltotheright,thelessercurvatureofthestomachfromtheventraltotheleft
C.thelargeendofthestomachgrowsrapidlyandexpandsintothefundusofthestomach
D.thedorsalmembraneofthestomachformstheomentalsacandthegreateromentum
E.thepositionofthestomachistheupperleftandrightlowerobliquedirections
About3.ofthecloacaevolution,whichisamistake?
A.bytheurorectalseptumcloacalsegmentation
TheventralportionofB.istheurogenitalsinus
ThedorsalportionoftheC.istheprimitiverectum
D.theventralportionisdifferentiatedintoanexternalgenitalia
ThedorsalportionoftheE.isdifferentiatedintotheupperrectumandanalcanal
4.whichpartoftheloweranalcanalevolved?
A.analfossa
B.primitiverectum
C.urogenitalsinus
CaudalbranchofD.midgut
E.cloaca
5.whatisthestructureoftheliverdiverticulumevolving?
A.hepaticplate
B.interlobularbileductandhepaticduct
C.gallbladderandcysticduct
D.commonbileductandpancreaticduct
E.'sbileduct
6..Pancreaticisletcellsoriginatefrom
A.foregutendoderm
B.midgutendoderm
C.nervecrest
D.visceralmesoderm
E.somaticmesoderm
7.causesofcongenitalumbilicalherniaisproduced
A.yolkpediclewasnotdegraded
B.imperforateumbilicalcavity
C.yolksacbasaldegeneration
D.allantoicductwasnotdegraded
TheE.bowelloopdoesnotreturntotheabdominalcavityfromtheembryonicbodycavity
8.abouttherotationoftheintestinalloop,whichoneiswrong?
TheA.isrotated270degreescounterclockwisewiththesuperiormesentericarteryastheaxis
TheheadoftheB.turnedtotheleftofthesuperiormesentericarteryandthecaudalbranchtotherightofthesuperiormesentericartery
WhentheC.bowelloopsreturntotheabdominalcavity,thetailbranchesfirstandtheheadbranchesback
D.theintestinalloopisreturnedtotheabdominalcavityandtheheadisontheleft
E.tailbranchesareontheright
9.dorsalpancreasformation
A.pancreatichead
B.theupperportionofthepancreatichead,thebodyofpancreasandthetailofpancreas
C.thetailofthepancreasanditsinternalislets
D.thelowerpancreaticheadandthepancreaticbody
E.thelowerportionofthepancreaticheadandthetailofthepancreas
10.thecauseofilealdiverticulumisthat
A.yolksacdidnotdegenerate,andremainedafingerlikeblindsac
B.theallantoictractisnotvestigialandremainsafingerlikeblindsac
C.yolkpedicledegeneration,residualafingershapedblindsac
D.umbilicalcavityisnotclosed,aresidualfingerblindsac
E.thebaseoftheallantoiclobeisnotvestigialandremainsafingerlikeblindsac
11.what'swrongwiththerespiratorysystem?
A.theepitheliumofthenasaltobronchialtreederivesfromtheprimitivepharyngealendoderm
B.laryngotrachealdiverticulumistheprimordiumthatformsthelarynx,trachea,bronchiandlungs
C.lungbudsdifferentiateintoleftandrightbronchiandintrapulmonarybronchi
D.lungbudsdifferentiateintomanyalveoli
E.mesenchymaltissuearoundthelungbudcandifferentiateintoconnectivetissue,cartilageandsmoothmuscleofthetracheaandbronchialwall
12.aboutthedescriptionoftheoriginaldigestivetract,whichoneiswrong?
ThedorsalyolksacformedaA.tailpipeinlongitudinalembryoinvivo
B.wasdividedintothreeparts:
anterior,middle,andhindgut
C.thedorsalsideofthemidgutisassociatedwiththeyolkpedicle
TheD.headendtooropharyngealmembraneclosed
AfterE.endtoclosedcloacalmembrane
13.thestructurethathasnothingtodowithnasalformationis
A.'snasalprominence
B.nasalfossa
C.primitivenasalcavity
LateralnasalprominenceofD.
E.nasalmembrane
14.whatisthemistakeaboutthedescriptionofthedifferentiationoftheoriginaldigestivetract?
A.differentiatedintoforegutmouth,tongue,pharynxtotheduodenumbefore2/3sectionoftheepithelium
B.alsodifferentiatedintoliverandpancreasofforegut,bileandlarynx,trachea,lungepithelial
C.differentiatedintoduodenum1midgut/3to2/3segmentoftherightcolonepitheliumandthyroid,parathyroidandthymus
AfterD.differentiatedintotransverseleft1/3segmenttotheupperanalcanalepithelium
E.
Thevisceralmesodermoftheprimitivedigestivetractformsthemuscularandconnectivetissuesofthedigestivetract
15.parathyroidglandsoccurby
A.thirdepithelialhyperplasiaanddifferentiationoftheventralportionofthepharyngealpouch
B.thirdepithelialhyperplasiaanddifferentiationofthedorsalportionofthepharyngealpouch
C.fourthepithelialhyperplasiaanddifferentiationoftheventralportionofthepharyngealpouch
EpithelialhyperplasiaanddifferentiationoftheventralportionoftheD.thirdandfourthpairsofpharyngealpouches
EpithelialhyperplasiaanddifferentiationofthedorsalportionoftheE.thirdandfourthpairsofpharyngealpouches
16.whatistheerrorabouttheevolutionofthemidgut?
A.oftheheadandtailoftheforegutmidguttogetherformtheduodenum
B.inrapidgrowth,theformationofbent"U"shapemidgutloop
C.superiormesentericarteryandmidgutloopin
ThetopD.midgutloopisconnectedwiththecam
E.midgutloopdividedintoheadandtailBranchBranch
Thestructureof17.rotationwithinthemidgutloopintheumbilicalcordisaround
A.umbilicalvein
B.umbilicalartery
C.superiormesentericartery
D.inferiormesentericartery
E.vitellineartery
The18.cecalprocessistheprimordiumofthececumandappendix
AsaccularprotuberanceontheheadofthemidgutloopinA.
AsaccularprotuberanceonthecaudalbranchofthemidgutinB.
AsaccularprocessatthejunctionoftheheadandcaudalbranchesofthemidgutinC.
AsaccularprotuberanceatthetopofthemidgutloopassociatedwiththeyolksacofD.
E.isacysticprotuberanceonthewalloftheileumfrom40to50cmawayfromtheileocecalregion
19..Theurinaryrectalseptumoriginatesfrom
BetweenA.andcloacalallantoicmesenchyme
BetweenB.andcloacalurogenitalsinusmesenchyme
ThemesenchymebetweenthehindgutofC.andthebeginningoftheallantoictract
D.themesenchymebetweentherectumandtheallantoiclobe
E.mesenchymebetweentheyolksacandtheallantoiccord
20.aboutthedescriptionofhepaticdiverticulum,whichoneiswrong?
A.hepaticdiverticulumfromforegutendodermendventralwallhyperplasiaformation
B.hepaticdiverticulumistherudimentofliver,gallbladderandbiliarytract
TheendofC.hepaticdiverticulumisdividedintotwobranches:
headandtail
ThefirstbranchofD.differentiatedintohepaticcordandhepaticplate
ThetailendofE.hepaticdiverticulumexpandsanddevelopsintohepaticsinusoid
21.pancreaticisletcellsaremadeupof
ForegutendodermcellstoA.
B.differentiationofmidgutendodermcells
C.differentiatedfromyolksacendodermcells
PartofD.cellmigrationtotheultimobranchialglandtothepancreas
SomeofthecellsoftheE.crestmigratetothepancreas
22.what'swrongwiththedescriptionoftheformationofMeckel'sdiverticulum?
A.isalsocalledilealdiverticulum
B.isformedbytheretentionofthebaseoftheyolkpedicle
C.istheblindCapsuleonthecaudalbranchofthemidgutloop
D.Meckel'sdiverticulumislocatedontheileum
E.Meckeldiverticulumandumbilicalcordobstruction
23.aboutumbilicalfistulamalformation,whichiswrong?
A.umbilicalfistulaiscausedbythedegenerationoftheyolkpedicle
B.umbilicalfistulaisaumbilicalcordbetweentheumbilicusandthebowel
FistulasoutsideC.
D.fetusesareleakingfromtheumbilicalcordaftertheyareborn
ThelocationoftheE.umbilicalfistulaisontheileum
F.umbilicalfistulaisduetoatresiaoftheumbilicalcavity
24.whatisthemistakeabouttheoccurrenceandevolutionofthelarynxandtracheadiverticulum?
A.laryngotrachealdiverticulumisformedbydeepformationofthelarynxandtracheachannel
TheB.laryngealairwayisalongitudinalgrooveinthecenterofthepharyngealwall
C.laryngealdiverticulumoccursfromthetopwallofthepharynx
D.laryngealdiverticulumopensinpharynx
E.thelarynxandtracheadiverticulumdevelopattheendofthelarynx,themiddlesectiondevelopsthetrachea,andtheendformstherightandleftlungbud
25.hyalinemembranediseaseofnewbornisdueto
A.neonatalHalveolarepithelialcellsarepoorlydifferentiatedandcannotbecausedbypulmonarysurfactant
B.neonatalHalveolarepithelialcellsproduceexcessivesurfactant
C.neonatalIalveolarepithelialcellsproduceexcessivesurfactant
D.neonatalalveolarmacrophagesdysplasia,cannotremovetheforeignbodycausedbylung
E.neonatalalveolarelasticfiberdysplasia,resultinginneonatalalveolaratelectasis,causingrespiratorydifficulties
Btypequestions,referenceanswers
Alternativeanswers(twenty-sixthto30questions):
A.thefirstpairofpharyngealpouches
B.secondpairsofpharyngealpouches
C.thirdpairsofpharyngealpouches
D.fourthpairsofpharyngealpouches
E.fifthpairsofpharyngealpouches
26.eustachiantubeso
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