海綿動(dòng)物和刺細(xì)胞動(dòng)物詳解演示文稿

海綿動(dòng)物和刺細(xì)胞動(dòng)物詳解演示文稿本文檔共27頁(yè)；當(dāng)前第1頁(yè)；編輯于星期二\17點(diǎn)3分優(yōu)選海綿動(dòng)物和刺細(xì)胞動(dòng)物本文檔共27頁(yè)；當(dāng)前第2頁(yè)；編輯于星期二\17點(diǎn)3分Traditionalprotostome/原口動(dòng)物Deuterostome/后口動(dòng)物Parazoa/側(cè)生動(dòng)物Coelom/體腔Coelomata/體腔動(dòng)物traditionalphylogeny本文檔共27頁(yè)；當(dāng)前第3頁(yè)；編輯于星期二\17點(diǎn)3分rRNAphylogeny本文檔共27頁(yè)；當(dāng)前第4頁(yè)；編輯于星期二\17點(diǎn)3分Spnoges(phylum:Spongia)

海綿動(dòng)物門ComplexaggregationsofspecializedcellsCellindependentandnotformingtruetissuesAmongthestructurallysimplestmulti-cellularanimalsNearlyallspongesaremarineAllaresessile/固著Amazingvarietyofshapes,sizes,andcolors6000speciesmarine本文檔共27頁(yè)；當(dāng)前第5頁(yè)；編輯于星期二\17點(diǎn)3分Relativelysimplebodyplan/簡(jiǎn)單的身體構(gòu)造Numeroustinypores(ostia/口、門-surface)Filterwater---5timesvolumeofitsbodyperminNetworkofcanals---relativelyflexibleskeletalframework---spongytextureClassifiedasthephylumPoriferaor“porebearers”多孔動(dòng)物

出水孔本文檔共27頁(yè)；當(dāng)前第6頁(yè)；編輯于星期二\17點(diǎn)3分CellsSpecializedforfunctionCellularleveloforganizationVeryplastic;species-specific本文檔共27頁(yè)；當(dāng)前第7頁(yè)；編輯于星期二\17點(diǎn)3分Spongestructure/海綿結(jié)構(gòu)Pinacocyte/胞飲細(xì)胞PorecellsCollarcellsOsculum/出水孔AmebocytesSpongin/海綿絲Spicules/海綿針游走細(xì)胞本文檔共27頁(yè)；當(dāng)前第8頁(yè)；編輯于星期二\17點(diǎn)3分FeedingSuspensionfeeders:feedingonparticularorganicmattersuspendedinthewaterFilterfeeders:passive&active本文檔共27頁(yè)；當(dāng)前第9頁(yè)；編輯于星期二\17點(diǎn)3分Depositfeeders

---Feedingonparticulateorganicmatter(thatsettlesonthebottom)本文檔共27頁(yè)；當(dāng)前第10頁(yè)；編輯于星期二\17點(diǎn)3分Asexullyreproduction/無(wú)性繁殖Asexually:branchesorbudbreakoff本文檔共27頁(yè)；當(dāng)前第11頁(yè)；編輯于星期二\17點(diǎn)3分Sexullyreproduction/有性繁殖SexuallyGametesNotbygonadsFertilization

InternalSpermenterDevelopment

EarlystageinsideParenchymulalarva(planktonic)中實(shí)幼體本文檔共27頁(yè)；當(dāng)前第12頁(yè)；編輯于星期二\17點(diǎn)3分TubularspongefromtheCaribbeanEncrustingspongefromHawaiiCorallinespongeatadepthof52minPuertoRico圓球海綿千姿百態(tài)的海綿世界本文檔共27頁(yè)；當(dāng)前第13頁(yè)；編輯于星期二\17點(diǎn)3分BrowntubularspongeinFlorida(red,purple,browntubularsponges)YellowspongebeneathAntarctic本文檔共27頁(yè)；當(dāng)前第14頁(yè)；編輯于星期二\17點(diǎn)3分InHongKong本文檔共27頁(yè)；當(dāng)前第15頁(yè)；編輯于星期二\17點(diǎn)3分海綿的開(kāi)發(fā)和應(yīng)用利用淺水生物已制造出能治療濾過(guò)性毒菌感染的海綿核苷美國(guó)海港海洋研究所在數(shù)萬(wàn)種無(wú)脊椎動(dòng)物和微生物中尋找有用成分，迄今最大的成功就是從一種深海海綿中提取的化合物，已經(jīng)進(jìn)入治療胰腺癌的臨床試驗(yàn)。還有人在研究用稱為竹珊瑚的深海生物作為人工骨骼朗訊公司的貝爾實(shí)驗(yàn)室正在研究深海海綿如何在低溫下生長(zhǎng)出強(qiáng)度和導(dǎo)光性都比光纖更好的玻璃骨架本文檔共27頁(yè)；當(dāng)前第16頁(yè)；編輯于星期二\17點(diǎn)3分Cnidarians/腔腸動(dòng)物EvolutionoftissuesNextlevelafterspongeSimpleswimRespondtoexternalstimuliSpecializednervecellsEngulfprey/吞食性捕食Seaanemones,jellyfishes,coralsetc.本文檔共27頁(yè)；當(dāng)前第17頁(yè)；編輯于星期二\17點(diǎn)3分RadialSymmetry/放射對(duì)稱Similarpartsofbody/身體各部位的相似性Nohead,frontorback/無(wú)頭、前部、腹部區(qū)分Oralsurface,aboralsurface/有口面，對(duì)口面Centrallylocatedmouthsurroundedbytentacles/口位于中心，觸手長(zhǎng)于四周Gutisablindcavitywithonlyoneopening,mouth本文檔共27頁(yè)；當(dāng)前第18頁(yè)；編輯于星期二\17點(diǎn)3分Twobasicforms/兩種基本形狀Polyp:sac-likeattachedstage（水螅型）Medusa:bell-likeorjellyfish,adaptedforswimming（水母型）本文檔共27頁(yè)；當(dāng)前第19頁(yè)；編輯于星期二\17點(diǎn)3分Tentacle/觸手stickyorarmedwithalongtubethatwrapsaroundpartsofprayDischargenematocysttocapturesmallprey本文檔共27頁(yè)；當(dāng)前第20頁(yè)；編輯于星期二\17點(diǎn)3分Nematocyst/刺絲胞Uniquestingingstructurefoundwithincellsinthetentacle/觸手Consistofafluid-filledcapsulecontainingathread/刺絲thatcanbequicklyejected本文檔共27頁(yè)；當(dāng)前第21頁(yè)；編輯于星期二\17點(diǎn)3分Typesofcnidarians/

腔腸動(dòng)物種類10,000speciesHydrozoa/水螅綱Scyphoza/水母綱

(Cubozoa/方水母綱)Anthozoa/珊瑚綱本文檔共27頁(yè)；當(dāng)前第22頁(yè)；編輯于星期二\17點(diǎn)3分Hydrozoans水螅綱WiderangeofformsAttachedcoloniesReproductionmechanicscomplexlifehistoriesPlanula/浮浪游體本文檔共27頁(yè)；當(dāng)前第23頁(yè)；編輯于星期二\17點(diǎn)3分Lifecycleofhydrozoan

本文檔共27頁(yè)；當(dāng)前第24頁(yè)；編輯于星期二\17點(diǎn)3分Scyphozoa/水母綱MedusaisdominantstagePolypissmall，releasingjuvenilemedusaRoundbody,bigsize,upto3m