虎斑頸槽蛇(Rhabdophis tigrinus)腎性節(jié)的年周變化及有鱗類腎性節(jié)特點的研究.pdf

1、沈陽師范大學碩士學位論文虎斑頸槽蛇（Rhabdophistigrinus）腎性節(jié)的年周變化及有鱗類腎性節(jié)特點的研究姓名：周兵申請學位級別：碩士專業(yè)：動物學指導教師：李丕鵬陸宇燕20090501IIStudiesontheAnnualVariationofRenalSexualSegment(RSS)inRhabdophistigrinustheacteristicsofRSSinOtherSquamatasAbstractTherena

2、lsexualsegment(RSS)inreptilewasstudiedbyusinghitologicalhistochemicalmethodsinthisthesis.ItincludedthemicrostructuregrowthannualviarationwithrelationshiptotestisdevelopmentinthesnakeRhabdophistigrinuslateralisaswellasthe

3、RSSmicrostructureinother22speciesofsnakeslizardsinthedersquamate.Themainresultswereasfollows.FirstlytheannualvariationsofRSSinR.tigrinuslateraliswerestudiedfromMay2007toJanuary2008.Theadultshowedsexualdimphosisincolstruc

4、tureofkidneys.Thekidneyofmaleadultisyellowthatoffemaleisreddish.Thepostdistalconvolutedtubuleofmalekidneyishypertrophied(calledRSS).ThehatchingsnakesdidnothavesexualdimhposisonemontholdmaledidnotyethaveRSSbuttheoneyearol

5、dmaledevelopedRSS.TheseasonalchangesofRSSinR.tigrinuslateralisaretemperatetypewithannualvariationsinmicrostructurehistochemicalreaction.TherelationshipsbetweenRSSreproductivecyclewerediscussed.Secondlyit’sthefirsttimetoc

6、ompareRSSof8speciesofsnakescollectedinJulywithR.tigrinuslateralis.Theresultshowedthatthekidneysofthe8specieshadsexualdimhposisincolstructure.Thecolofkidneysinthemalewasdifferentfromspeciestospecies.Generallythemalekidney

7、wastintincolthefemalereddish.InmicrostructurethefemalekidneysdidnothaveRSSwhichexistedinthemalekidneys.MeanwhilethecolofkidneysinmalearerelatedtotheexistenceofRSSwhichmeanedthelighterthecolofkidneysthehighertheepithelium

8、ofRSS.ThirdlyRSSinlizardswasdifferentfromsnakes.AlthoughthecolsofmalefemalekidneysinlizardsshowedsimilarpatternsasinsnaketheyhadthestructureofRSSwhichwasthehypertrophiedregionofthecollectingductofkidneysthesizesofthehype