Power flatworms. The chikafu flatworms?

Vamiririri All zvemhuka zvipuka zvine masero akawanda akasiyana kwevari sangano, maitiro zviri pezvakaitwa upenyu uye ikashandiswa mu chaiyo taxa - mhando. Vanosvika 7 Mhando flatworms ndomumwe wavo. zvisikwa izvi vari kwazvo dzakashandisa mamiriro ezvinhu ose aripo uye kutora niche ayo yomuzvarirwo. ndiko sei flatworms zvokudya? Mhinduro dziri kutsvaka mune nyaya yedu.

General Zvinoitwa flatworms

The Zita vamiririri ichi taxonomic boka akagamuchira nemhaka muviri chimiro. Muchinjikwa chikamu afanane flatworms jira kana tepi. Mhuka idzi dzinoratidzwa ne bilateral symmetry uye shaped nenhengo dzawo. Zvetsandanyama nemapfupa ezvinhu nechipiriso ganda-tsandanyama saga randinogara anoverengeka pamusoro epithelium uye tsandanyama akaturikidzana. The excretory Hurongwa ine nhete tubular, kunze okutanga pores.

Ruzhinji sandara Makonye - hermaphrodites, asi vamwe zvinogona inoparadzirwa uye vegetatively. In parasitic mhando kuchinja vanatenzi iri kwakacherechedzwa muupenyu kutenderera - kokupedzisira uye zvenguva. Tsinga unotora nechepakati uye peripheral nhengo. Asi kufema flatworms vane uye ubudise gasi mukutsinhana mhiri pepasi muviri.

dzinogarisana

Pakati mhuka inowanikwa zvose parasitic uye vakasununguka-zvipenyu zvipenyu, izvo anosarudza simba flatworms. Vanogona kuwanikwa mumakungwa, mvura yakachena, uye zvikuru kashoma panyika mumasango anogara achinaya mvura.

Parasitic howa vanogara ura uye chiropa zvipfuwo zvizhinji; mombe, nguruve, imbwa, katsi, uye kunyange dzisingaoneki hove huru. Dzimwe mhando ngozi kurarama mumuviri womunhu.

Zviratidzo zvomudumbu hurongwa

The zvomudumbu Hurongwa chinhu namahwindo mhando flatworm. Inoitwa muromo ura. ndiko sei flatworms zvokudya? Food nezvimedu vanopinda achishandisa muromo vari ozeyewa ari ura mapazi, uye residues tiri kubviswa nepakanga pakazaruka riri pamberi kuguma muviri.

Power flatworms kuti vari parasitic mararamiro, imhaka hondo. In zvemhando iyi zvachose vasisina nhengo yacho zvomudumbu hurongwa. Nechekare ozeyewa zvinhu ivo Sechipanji kuburikidza cover.

Power flatworms

Makonye kuti kurarama mvura miviri yakasiyana, muri nezvikara. Vanorwisa mhuka diki uye pasi chaiwo proboscis muchayamwa kubva mukati mavo.

Power flatworms uye roundworms siyanei, nekuti yokupedzisira kuburikidza zvomudumbu hurongwa mhando. It ane chimiro chubhu pamwe nemukanwa uye nokunobuda netsvina mawindo, saka muviri wavo zvikuru kwazvo. Free-pano flatworms Tidzidze mazana zvipembenene kuti vanogara nyorova pemasango.

turbellarians

Vamiririri mukirasi iyi mhuka kurarama mumvura. In ezvinhu ichi, kuti epithelial masero secrete chaiyo chakavanzika, izvo zvinobatsira kuchengeta duku benthic mhuka - crustaceans, hydro, siyana mazana. Power flatworms vekirasi kunoitika iri kujairika.

Somuenzaniso, imwe samafuta chena planarians nomumukanwa buri rakamiswa pakati mumuviri wayo ventral divi. Honye zvinokambaira akuvara, nokudaro vachirichengeta. Uyezve, achishandisa muromo proboscis makabuda kuburikidza iyo planaria sucks nemvura zviri dzokubudisa muviri.

flukes

The chikafu flatworms kuti vari parasitic? Funga mubvunzo uyu semuenzaniso flukes boka. The zita vakanwisa kunokwana suckers. Kazhinji, pane vaviri nemumuromo uye abdominal. Uchibatsirwa wavo, utachiona hwacho vasiyana zvomukati vehondo.

Makonye aya vari mubishi okukura chaizvo kunzwisisa upenyu yatinofema. Somuenzaniso, mazai chiropa fluke kutanga undigested zvokudya vakasara mombe kuwira mumvura, uye ipapo - mumuviri mollusks, apo vanova akadanidzira honye kuti kupinda mvura zvakare. Vakazopinda pamusoro zvinomera, ivo dzikava cysts. Mombe, inova zvachose hondo chisvetasimba utachiona kana kudya kana kunwa mvura uswa. In muviri wake chikofu anotanga kukura uye kuva munhu mukuru, kukura izvo anosvika 3 cm.

Zviri Panguva iyi, honye zvokudya. Pazasi wokutanga Kuziva ndiye muromo anovhura kupinda ura. The zvomudumbu Hurongwa ane chimiro hombodo kana migero maviri, izvo bofu magumo. Sezvo pasina umboo nehonye muviri mhango uye neropa gadziriro, nemudumbu, uye anoita mashandiro unokupai muviri wose pamwechete chepfu zvakasiyana siyana. Flukes Tidzidze ropa, madzihwa uye masero epithelial. helminths metabolic zvigadzirwa yakabudiswa pachishandiswa muromo, nokudaro Kusvibisa yokupedzisira hondo muviri.

tapeworms

Vamiririri mukirasi iyi vanoonekwa ne pasina zvomudumbu gadziriro yakakwana. Nyaya iyi yakabatana nzira yavo youpenyu. Kumusoro tapeworms dzinokosha nhengo kuti kuda. Vanogona kushanda kubvisa nemikombe, nezvikorekedzo kana proboscis. Uchibatsirwa wavo, utachiona hwacho vasiyana masvingo ura duku. Nechekare zvishoma ozeyewa zvinhu ivo Sechipanji pepasi womuviri, saka nhengo dzose zvomudumbu ezvinhu havafaniri.

Tapeworms muri nengozi kuti munhu ari pamusoro pavo zvenguva uye yokupedzisira nehondo. Rokutora vakawanda zvinokurisa uye mavhitamini, kuti chisvetasimba iri kukura nokukurumidza, dzimwe nguva kusvika yakakura zvikuru. Somuenzaniso, bovine uye porcine tapeworm vachikura 10 mamita. Kudya zvinhu aida vanhu, utachiona hwacho kukurumidza deplete muviri wake. Muchiitiko ichi variko Kusvibisa hondo makonye zvigadzirwa exchange. Munhu utachiona nehonye, kushushikana simba, dzungu, kuda kurutsa, kudya uye kunyange kurasikirwa chavanoziva.

Saka, chii kudya flatworms, zvinoenderana dzinogarisana uye nzira youpenyu. Izvi zvinhu kuona marongerwo unhu hwavo mumatumbu hurongwa. Izvi mhando dzemhuka rinobatanidza 3 makirasi: ciliary, tapeworms uye flukes. Chokutanga ndivo zvikara vakasununguka-kurarama kuti anovhima ari reservoirs mhuka duku. Flukes - tupukanana kuti vokutoruma zvomukati uye nyama uye zvokudya zvinogadzirwa. Tapeworms havana mumatumbu hurongwa. tupukanana izvi kurarama lumen hwemhuka uye duku yevanhu ura, tichiverenga kare ozeyewa zvokudya zvacho.