Video: Yuav ua li cas annelids excrete?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Kev tshem tawm . Cov annelid kev tshem tawm cov kab ke yog ua los ntawm cov kabmob hauv lub cev ntev hu ua nephridia. Raws li cov kua hauv lub cev taug kev los ntawm nephridia, ob qho tib si cov as-ham uas muaj txiaj ntsig zoo rau lub cev thiab dej tau rov qab nqus, tawm hauv qab cov dej khib nyiab uas yog tso tawm los ntawm nephridiopore.
Ib yam li ntawd, lub cev excretory ntawm annelids yog dab tsi?
Hauv annelids , cov lub cev excretory yog nephridia. Nephridia yog ib qho lub cev excretory uas tshem tawm cov nitrogen pov tseg los ntawm kab noj hniav hauv lub cev thiab ntiab tawm ntawm qhov hws sab nraum lub cev. Lub cev ua kua nkag mus rau nephristome uas yog lub qhov qhib zoo li lub qhov qhib. Cilia txav cov kua los ntawm lub raj xa mus rau nephridium.
yuav ua li cas annelids tshem cov khib nyiab? Annelids tshem tawm plab zom mov pov tseg dhau qhov quav Ammonia pov tseg yog tshem tawm los ntawm cov kabmob hauv lub cev hu ua nephridia.
Nyob rau hauv no txoj kev, yuav ua li cas worms excrete pov tseg?
Cov hlwb ntawm segmented worms , zoo li avworms , tsim urea uas tau tso tawm los ntawm cov tubules ntev hu ua nephridia, uas ua haujlwm ua ke nrog cov kab mob hauv ntiaj teb. Ib txhia ntawm cov dej nyob rau hauv lub tubule yog reabsorbed rau hauv lub earthworm cov ntshav. Lub zais zis thaum kawg ntawm nephridium khaws cov khoom khaws cia pov tseg.
Cov annelids puas muaj ntaub so ntswg?
Cov nqaij thiab dej Lub cev kab noj hniav ntawm annelids yog lined los ntawm epithelium. Ua tiav lub cev ntu yog cais los ntawm cov phab ntsa uas sib haum mus rau sab nraud rings. Raws li tus leech tsim, nws coelom yuav luag tag nrog kev sib txuas cov ntaub so ntswg.
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