2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Nyob rau xyoo 1678, Stefano Lorenzini tau pom ntev, cov qauv tubular hauv lub torpedo ray (1). Lub npe hu ua ampullae ntawm Lorenzini (AoL) hauv Lorenzini lub meej mom, cov kabmob no kuj muaj nyob rau hauv sharks thiab skates (Fig.
ampullae ntawm Lorenzini tau txais nws lub npe li cas?
Nyob ze, lawv kuj vam khom lub network ntawm cov sensors hu ua ampullae ntawm Lorenzini, lub npe rau tus kws tshawb fawb Italian uas nrhiav pom lawv ntau dua peb caug xyoo dhau los. Lub network muaj ntau pua lossis ntau txhiab qhov pores ntawm tus shark lub taub hau uas loj txaus kom pom ntawm qhov muag liab qab.
Lub ampulla ntawm Lorenzini yog dab tsi?
Lub ampullae ntawm Lorenzini tau txhais ntawm no yog ampullary lub siab lub cev uas ua haujlwm rau dorsal octavolateral nucleus hauv medulla oblongata thiab zoo siab los ntawm cathodal stimuli. Nrog rau qhov kev txhais no, cov kabmob ntawm Lorenzini suav nrog cov kabmob electroreceptive hauv cov ntses uas tsis yog cov ntses thiab cov kabmob ampullary hauv amphibians.
Puas tag nrho cov sharks muaj ampullae ntawm Lorenzini?
Lub Ampullae ntawm Lorenzini yog cov khoom siv tshwj xeeb hauv lub cev hu ua electroreceptors, qhov chaw uas lawv tuaj yeem tsim lub network ntawm cov mucus-filled pores. Lawv feem ntau pom nyob rau hauv cartilaginousntses (sharks, rays, thiab chimaeras); Txawm li cas los xij, lawv kuj pom muaj nyob hauv basal actinopterygians xws li reedfish thiab sturgeon.
Electroreception nrhiav tau li cas?
Discovery of electroreceptors
Electroreceptor organs werethawj zaug txheeb xyuas lub cev nyob rau thaum ntxov 1960s los ntawm cov ntses tsis muaj zog los ntawm American neuroscientist Theodore H. … Lissmann postulated tias cov ntses tau hnov qhov txawv txav ntawm nws tus kheej lub cev hluav taws xob tawm raws li hluav taws xob ntxoov ntxoo ntawm nws daim tawv nqaij.
Pom zoo:
Qhov twg los saib qhov pom kev tsis pom kev ntawm kev ua?
Koj muaj peev xwm kwj Txoj Kev Tsis Txaus Siab Ntawm Kev Ua los ntawm kev xauj lossis yuav hauv Google Play, Amazon Instant Video, thiab Vudu. Puas yog Qhov Teeb Meem Tsis Muaj Teeb Meem ntawm Kev Ua Hauv Netflix? Saib Qhov Teeb Meem Tsis Muaj Teeb Meem Ntawm Kev Nyob Netflix Hnub no!
Puas tag nrho cov sharks muaj ampullae ntawm lorenzini?
Lub Ampullae ntawm Lorenzini yog cov khoom siv tshwj xeeb hauv lub cev hu ua electroreceptors, qhov chaw uas lawv tuaj yeem tsim lub network ntawm cov mucus-filled pores. Lawv feem ntau pom nyob rau hauv cartilaginousntses (sharks, rays, thiab chimaeras);
Ntawm twg ntawm cov ntses hauv qab no ampulla ntawm lorenzini tsis tuaj?
Lizard, qav, thiab luav tsis muaj ampullae ntawm Lorenzini vim lawv muaj lwm yam kabmob. Yog li, lo lus teb raug yog "Option A". Nco tseg: Elasmobranchii yog cov subclass ntawm cartilaginous ntses uas muaj sharks thiab rays. Pob ntses muaj ampullae ntawm Lorenzini?
Koj puas pom leej twg pom koj cov nkoj?
Fleet sau tuaj yeem pom leej twg saib lawv cov Fleets, suav nrog cov nyiaj uas muaj kev tiv thaiv Tweets, los ntawm nias rau hauv lawv cov Fleets thiab coj mus rhaub rau ' Pom Los Ntawm' cov ntawv hauv qab. Koj puas pom leej twg saib koj cov nkoj?
Lub sijhawm twg ntawm tus mob syphilis yog tus cwj pwm los ntawm qhov pom ntawm chancre?
Primary Stage Cov tsos mob ntawm ib leeg chancre qhia txog thawj (thawj) theem ntawm cov tsos mob syphilis, tab sis tej zaum yuav muaj ntau qhov mob. Lub chancre feem ntau yog (tab sis tsis tas li) khov kho, puag ncig, thiab tsis mob. Nws tshwm ntawm qhov chaw uas tus mob syphilis nkag mus rau hauv lub cev.
