男女生殖系-組織學(xué)與胚胎學(xué)-課件_第1頁(yè)
男女生殖系-組織學(xué)與胚胎學(xué)-課件_第2頁(yè)
男女生殖系-組織學(xué)與胚胎學(xué)-課件_第3頁(yè)
男女生殖系-組織學(xué)與胚胎學(xué)-課件_第4頁(yè)
男女生殖系-組織學(xué)與胚胎學(xué)-課件_第5頁(yè)
已閱讀5頁(yè)，還剩58頁(yè)未讀， 繼續(xù)免費(fèi)閱讀

下載本文檔

版權(quán)說(shuō)明：本文檔由用戶提供并上傳，收益歸屬內(nèi)容提供方，若內(nèi)容存在侵權(quán)，請(qǐng)進(jìn)行舉報(bào)或認(rèn)領(lǐng)

文檔簡(jiǎn)介

HISTOLOGY&

EMBRYOLOGY

MaleandFemale

ReproductiveSystems7/24/20231ppt課件7/24/20232ppt課件ReproductiveSystemSex,

Gender,

ReproductionGermCells:spermandovum(haploid)SexHormones:

Male---Androgens(Testosterone)

Female---Estrogen,ProgestogenDevelopmentalStages:infant,child,puberty,adult,menopauseandold

7/24/20233ppt課件7/24/20234ppt課件7/24/20235ppt課件7/24/20236ppt課件MaleReproductiveSystemTestis:

producingspermandhormoneEpididymis:

spermmaturation,storageVasdeferens:

spermpassageduringejaculationAccessoryglands(prostate,seminalvesicle,bulbourethralgland):seminalplasma---environmentforspermsPenisandscrotum7/24/20237ppt課件7/24/20238ppt課件7/24/20239ppt課件7/24/202310ppt課件TESTIS

apairinscrotumCapsule:

tunicavaginalis,albugineaandvasculosa,mediastinumtestis&septulum

testisinto250testicularlobulesSeminiferousTubuleproducingspermTesticularInterstitiumproducingandrogensbyLeydigcell7/24/202311ppt課件7/24/202312ppt課件SeminiferousTubulesSpermatogenicCells

-spermatogonia

-primaryspermatocyte

-secondaryspermatocyte

-spermatid

-testicularspermSertoliCell7/24/202313ppt課件7/24/202314ppt課件SpermatogenesisStage1:spermatogoniamitosis(5)Stage2:spermatocytemeiosis(2)Stage3:spermiogenesis

-roundspermatid

-elongatedspermatid

-testicularsperm

(nomotility,nofertilizingcapability)7/24/202315ppt課件7/24/202316ppt課件7/24/202317ppt課件SPERMCondensednucleuswithhaploid(X/Y)FlagellumandmitochondrialsheathAcrosomecontainingenzymesMembranewithovum-recognizingligand7/24/202318ppt課件7/24/202319ppt課件SertoliCellSupportandnutritionBlood-testisBarrierSecretion:AndrogenBindingProtein

InhibinPhagocytosis7/24/202320ppt課件7/24/202321ppt課件7/24/202322ppt課件LeydigCellinInterstitiumSteroid-producingcellstructureAndrogens:spermatogenesis/secondarysexualcharacteristicdevelopmentHormonalregulation

-HypothalamusGnRH

-PituitaryGlandFSHLH(ICSH)

-TestisSertoliLeydig7/24/202323ppt課件7/24/202324ppt課件7/24/202325ppt課件SpermPassageTubulesrectusRetetestisEfferentductulesDuctusepididymisVasdeferensUrethra7/24/202326ppt課件EpididymisEfferentductules:principalcellwithcilia&glandularcellDuctusepididymis:pseudostratifiedcolumnarcellwithsterociliaMicroenvironmentforspermmaturation-motility-fertilizingcapability7/24/202327ppt課件7/24/202328ppt課件7/24/202329ppt課件7/24/202330ppt課件7/24/202331ppt課件Semen

sperm+seminalplasmaSpermcount,motilityandmorphologySeminalplasma(pH7.4,2-6ml)-bulbourethralgland:lubricate-prostate:ACP,Enzymes,PSP-seminalvesicle:fructose,decapacitationfactor,coagulationfactor7/24/202332ppt課件FemaleReproductiveSystem

MenstrualCycle(bleedingmonthly)andsignificantdevelopmentalstagesOvumproductionEstrogen/progestogensecretionEmbryodevelopmentFetalbreast-feeding7/24/202333ppt課件7/24/202334ppt課件FemaleReproductiveSystemOvaryproducingovum&hormonesOviductUterusVaginaMammarygland7/24/202335ppt課件OvarianFollicleDevelopmentPrimordialfollicleprimaryoocyte+flatfollicularcells(1millionatbirth,40,000beforepuberty)GrowingFollicles(fewdecades/month)-primary-secondary

MatureFollicle(onepermonth,secondaryoocyte)AtresicFollicle7/24/202336ppt課件7/24/202337ppt課件7/24/202338ppt課件7/24/202339ppt課件GrowingFolliclesPrimary:-primaryoocytegrowing-follicularcellproliferation-zonapellucidaformationSecondary:-follicularantrum-cumulusoophorus&coronaradiata-stratumgranulosum-thecainternaandthecaexterna7/24/202340ppt課件EstrogenProductionLH:17@hydroxydaseinthecacell(cholesterol-----androgen)AndrogendiffuseintogranularcellFSH:aromataseingranularcell(androgen-----estrogen)7/24/202341ppt課件7/24/202342ppt課件7/24/202343ppt課件OvulationOncepermonthon14dayofthecycle36–48hbeforeovulation,primaryfolliclecompletesfirstmeiosis,becomingsecondaryoocyteandfirstpolarbodyLHsurgeleadingtoovulationdeliveringsecondaryoocyteandz.p/c.r-nofertilization:degeneration-fertilization:completingsecondmeiosis7/24/202344ppt課件7/24/202345ppt課件7/24/202346ppt課件CorpusLuteumGranulosaluteincellproducingprogestogenThecaluteincellproducingestrogenwithgranulosaluteincellCorpusluteumofmenstruation(14days,thendegeneration,corpusalbicans)Corpusluteumofpregnancyproducingestrogen/progestogen/relaxinunderhCG7/24/202347ppt課件7/24/202348ppt課件HOMEWORKWhatisthemaindifferencesbetweenspermatogenesisandoogenesis?Describethestructureofovaryat6yrand25yr;7thdayofthecycle,21stdayofthecycle,onemonthafterpregnancyHowmanytypesofcellinovaryinvolveinhormoneproduction?

7/24/202349ppt課件7/24/202350ppt課件OVIDUCT

Infundibulum,ampulla,isthmusandintramuralportionMucosalfoldswithsimplecolumnarciliatedcellsandsecretorycellsInnercircularandouterlongitudinalsmoothmusclecoatOutercoveringofperitonealmesothelium7/24/202351ppt課件7/24/202352ppt課件UTERUSUterusbody-perimetrium-myometriumendometrium:basallayerandfunctionallayers(menstrualcycle)UterusCervixNomenstrualcycleinendocervix7/24/202353ppt課件7/24/202354ppt課件MenstrualCycle(28days)1-4day:menstrualphase5-14day:proliferative(follicularphase)15-28day:secretory(lutealphase)thick,uterinegland,stromacell,matrix,spiralartery,predecidualcell,ovarystructure&hormoneprofile7/24/202355ppt課件7/24/202356

溫馨提示

  • 1. 本站所有資源如無(wú)特殊說(shuō)明，都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請(qǐng)下載最新的WinRAR軟件解壓。
  • 2. 本站的文檔不包含任何第三方提供的附件圖紙等，如果需要附件，請(qǐng)聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶所有。
  • 3. 本站RAR壓縮包中若帶圖紙，網(wǎng)頁(yè)內(nèi)容里面會(huì)有圖紙預(yù)覽，若沒(méi)有圖紙預(yù)覽就沒(méi)有圖紙。
  • 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
  • 5. 人人文庫(kù)網(wǎng)僅提供信息存儲(chǔ)空間，僅對(duì)用戶上傳內(nèi)容的表現(xiàn)方式做保護(hù)處理，對(duì)用戶上傳分享的文檔內(nèi)容本身不做任何修改或編輯，并不能對(duì)任何下載內(nèi)容負(fù)責(zé)。
  • 6. 下載文件中如有侵權(quán)或不適當(dāng)內(nèi)容，請(qǐng)與我們聯(lián)系，我們立即糾正。
  • 7. 本站不保證下載資源的準(zhǔn)確性、安全性和完整性, 同時(shí)也不承擔(dān)用戶因使用這些下載資源對(duì)自己和他人造成任何形式的傷害或損失。

最新文檔

評(píng)論

0/150

提交評(píng)論