實(shí)驗(yàn)十 內(nèi)分泌、男性生殖系統(tǒng)

實(shí)驗(yàn)十一.內(nèi)分泌、男性生殖系統(tǒng)實(shí)驗(yàn)?zāi)康恼莆占谞钕佟⒛I上腺和垂體組織結(jié)構(gòu)掌握睪丸的組織結(jié)構(gòu)了解甲狀旁腺的結(jié)構(gòu)特點(diǎn)了解附睪、前列腺和輸精管的結(jié)構(gòu)1.腦垂體HE72號(hào)2.甲狀腺HE73號(hào)3.腎上腺HE75號(hào)

4.甲狀旁腺HE74

號(hào)5.睪丸HE76號(hào)

6.附睪HE77

號(hào)7.輸精管HE79

號(hào)8.前列腺HE78

號(hào)實(shí)驗(yàn)內(nèi)容觀察的玻片號(hào)：capsulefollicle小葉:濾泡

（濾泡腔內(nèi)充嗜酸性膠質(zhì)）濾泡間CT1.甲狀腺FollicleofthyroidcolloidFollicularepithelialcellsparafollicularcells濾泡旁細(xì)胞：位于濾泡上皮細(xì)胞之間或者濾泡之間。較大，胞質(zhì)淺染。分泌降鈣素calcitonin濾泡上皮細(xì)胞：立方或低柱，胞質(zhì)粉紅，核圓居中。合成和分泌甲狀腺素thyroxine72腺垂體結(jié)節(jié)部遠(yuǎn)側(cè)部中間部神經(jīng)垂體神經(jīng)部漏斗下丘腦神經(jīng)部：主要是無(wú)髓神經(jīng)纖維和垂體細(xì)胞。赫令體：神經(jīng)纖維軸突內(nèi)嗜酸性團(tuán)塊(LM)，形狀大小不一。垂體細(xì)胞：神經(jīng)部的膠質(zhì)細(xì)胞，核橢圓，胞漿淡，支持營(yíng)養(yǎng)。(Herringbody)被膜皮質(zhì)球狀帶束狀帶網(wǎng)狀帶髓質(zhì)腎上腺Suprarenalgland,4×contexMedullacapsuleLowpowerofSuprarenalgland球狀帶束狀帶網(wǎng)狀帶3腎上腺Suprarenalcontex–zonaglomerulosacapillarycapsuleHighpowerofzonaglomerulosa球狀帶：細(xì)胞較小，錐形，核小染色深。細(xì)胞聚集成小球。Mineralocorticoid（鹽皮質(zhì)激素）Suprarenalcontex–zonafasciculatasinusoidsFasciculacells–spongycytoplasmHighpowerofzonafasciculata束狀帶：細(xì)胞排列成單行或雙行的索，索間少量CT和豐富CAP。胞質(zhì)泡沫狀；核圓，大。（海綿細(xì)胞）glucocorticoid（糖皮質(zhì)激素）sinusoidsSuprarenalcontex–zonareticularisCellofzonareticularis(small,darkerstainingcytoplasm)Highpowerofzonareticularis網(wǎng)狀帶：細(xì)胞索吻合成網(wǎng)，細(xì)胞小，著色較深；胞質(zhì)嗜酸；核小。Androgen（雄激素）SuprarenalmedullasinusoidsAdrenalmedullacells,(arrangedinclustersorcords)HighpowerofSuprarenalmedulla髓質(zhì)：排成團(tuán)索的髓質(zhì)細(xì)胞（嗜鉻細(xì)胞多邊形）；索間有血竇，CT?？梢?jiàn)少量交感神經(jīng)節(jié)細(xì)胞adrenalineNoradrenaline腎上腺素和去甲腎上腺素主細(xì)胞：多邊形，胞質(zhì)明亮，核圓居中。分泌甲狀旁腺素，血Ca↑嗜酸性細(xì)胞：胞體較大；胞質(zhì)嗜酸；核小圓，染色深。輸精管輸出小管副睪白膜睪丸網(wǎng)直精小管生精小管睪丸 testis一般結(jié)構(gòu)漿膜，白膜，縱隔，小葉：生精小管+間質(zhì).小葉隔生精小管：生精上皮內(nèi)有不同發(fā)育階段生精細(xì)胞和支持細(xì)胞精原c：緊貼基膜，體積小，圓或橢圓；核圓或橢圓著色稍深。初級(jí)精母c：數(shù)層，體積較大，圓；核大圓，內(nèi)有粗大染色體交織。次級(jí)精母c：不易見(jiàn)。較小，圓；核較小，圓，深。精子c：多層，體積小，核小且圓，著色很深。精子:不成熟支持細(xì)胞：輪廓不清，核不規(guī)則形，淺染，核仁明顯間質(zhì)細(xì)胞：間質(zhì)CT內(nèi)，成群，較大，圓或橢圓；胞質(zhì)嗜酸；核圓偏位，著色淺，核仁明顯