Kodi wamba mu zakudya Amphioxus ndi nkhono: makhalidwe poyerekeza

M'nkhani ino mudzapeza mayankho a mafunso okhudza mmene kudya nkhono kuti wotheratu Amphioxus zakudya ndi nkhono. Tizilombo timeneti akuyerekezedwa si mwangozi. Iwo ndi zambiri zofanana, ambiri a zokhudzana ndi ndondomeko zokhudza thupi.

Amphioxus ndi nkhono: okhala madzi

Amphioxus ndi ambiri wosazindikira nyama monga chordal. Koma udindo wake dongosolo organic dziko kudziwa kuti sizinali zophweka. Asayansi anatengedwa nsombayi wake ndipo anamutcha lanceolate slug. 60 zokha Atapeza nyama imeneyi itadziwika kuti iwo ndi nthumwi za mtundu wosiyana kwambiri. Ndipo ndithu, mwa mawonekedwe Amphioxus ndi nkhono kusakaniza lophweka. Ali ndi thupi zofewa, amene si segmented. Koma Amphioxus ili mkati mafupa ofananira, wotchedwa poyambira. Nkhono ali mosatsata izo.

Kodi wamba mu zakudya nkhono ndi Amphioxus? Choyamba, ndi malo umodzi, pamene iwo izo. Tizilombo timeneti moyo mu madzi. Amphioxus wakonda madzi ochepa a nyanja. Iye ndi theka ukusuntha moyo, munthu mapeto a thupi m'manda mu mchenga.

Malinga mtundu wa nkhono akhoza moyo m'nyanja, madzi abwino, pa dziko. Mwachitsanzo, nkhono, amene ndi kazembe wa gulu la gastropods, angapezeke pansi nkhalango. Koma Cephalopods moyo yekha m'nyanja ndi m'nyanja. Kuti monga bivalve mussel, perlovitsy, Dracena, mamazelo, nkhono, chombo mphutsi tridaktny. Iwo amakhala yekha mu matupi madzi.

Kodi wamba mu zakudya nkhono ndi Amphioxus

Amphioxus mwa kudya ali kufanana kwambiri ndi bivalves. Gastropods scrape kuchokera algae kwa gawo lapansi ndi. Iwo amagwiritsa ntchito grater - lilime yokutidwa ndi mano tentha mthupi. Koma cephalopods zachangu adani. Iwo kuukira nsomba ndi nkhanu.

chordates akale sanali ndinazolowera izi. Kodi wamba mu zakudya Amphioxus ndi bivalves? Onse heterotrophs kuti kuyamwa madzi a particles inaimitsidwa organic. Awa amatchedwa fyuluta feeders.

Kapangidwe ka dongosolo m'mimba

Kuti tipeze zinthu zimene zimachitika mu zakudya Amphioxus ndi nkhono muyenera kuganizira kapangidwe ka ziwalo m'mimba dongosolo. Anaberekera mtundu. Mu Amphioxus ziwalo dongosolo chimbudzi ukufanizidwa ndi kudzera-m'matumbo, imene imagwiritsidwa ntchito outgrowth kwa chiwindi. Umayamba m'kamwa kutsegula atazungulira tentacles. Kudulidwa chotsatira ndi mpweya chinamulowerera slits gill.

Mu nkhono m'mimba dongosolo komanso akuyamba m'kamwa, kumatako ndi malekezero. Yotsirizira akutsegula mu chovala patsekeke. Avereji ya intestine ndipamene ukugwirizana wotchedwa m'mimba. Chitsanzo china chimene chikuonetsa kuti akukhudzidwira zakudya Amphioxus ndi nkhono, ndi kupezeka kwa zopangitsa apadera. Poyamba iwo amakhala yekha ndi chiwindi. Ndipo nkhono komanso ndi zopangitsa malovu, amene ducts lotseguka mu pharynx ndi. The zikuchokera nkhaniyi ku magulu osiyanasiyana zingasiyane. Mwachitsanzo, cephalopod kusiya michere mu malovu ndi poizoni kuti aphe nyama.

magetsi

Koma cha umunthu mu zakudya Amphioxus ndi bivalves? Ichi ndi chakudya yokha. Monga tikalowa m'thupi ndi kusefera, kumaphatikizapo tizilombo, cyanobacteria, ciliates, nkhanu zing'onozing'ono, mazira ndi mphutsi za nyama zina. Iwo onse kupanga maziko a zooplankton ndi timayandama. Maminolo zinthu zimene kusungunuka m'madzi, nawonso chosakanikirana ndi zamoyo. Njira imeneyi okwanira ndi kungokhala chete. M'njira zambiri iye anatchula amangokhala moyo Amphioxus ndi bivalves.

filtrators

Mbali yofunika kwambiri kuti anthu amasankha zinthu zimene zimachitika mu zakudya Amphioxus ndi nkhono, izo ndithudi imathandiza. Pakuti siphons ake kukhazikitsa ndi ngale. Awa ndi mabowo awiri mu gawo kumbuyo kwa thupi, amene kutsegula kuti patsekeke wa pakhoma. Kudzera m'munsi kupopa chimatilowetsa madzi ndi particles inaimitsidwa chakudya. Ndipo kupyolera pamwamba kale allocated mu mawonekedwe woyera.

Zosefera mu Amphioxus kumagwirizana ndi mpweya wa. Cilia ili mu mmero ndi kugawa pakati pa slits gill, kupereka zonse madzi panopa. Komanso amapezeka ndi kuwombola mpweya.

Choncho, takambirana kuti Amphioxus chonse zakudya ndi nkhono. nyama zimenezi ndi zofanana mwa mawu a dongosolo onse a ziwalo m'mimba dongosolo. Anaberekera mtundu. Ndi zizindikiro tubular kusiyanitsidwa intestine ndi m'mimba England. Zamoyo kuti takambirana m'nkhani ino ndi heterotrophic fyuluta feeders. Iwo kudya majeremusi zizikhala madzi kuti ndiwoloke. Njira imeneyi imagwira chabe, kuchititsa deta amangokhala nyama.