Irin arthropod da ilimin Halittar Jiki halaye

A fauna ne bambancin da bambance bambancen. All rayuwa a duniya ne zuwa kashi daban. Daya daga cikinsu shi ne irin arthropod. Ya na da game da 2 miliyan jinsuna da kuma aka wakilta uku azuzuwan: arachnids, kwari da crustaceans.

tsarin

All arthropod, ko da aji, suna kama da juna. Saboda haka, suna da a daidaita jiki, wanda aka raba da dama sassan - segments. Mafi sau da yawa suna uku. Daga cikin su rarrabe ciki, kai da kirji. Wani lokacin ƙarshe biyu segments an garwaya. Sai suka samar da wani cephalothorax. arthropod jiki rufe epidermis kuma cuticle chitin, wanda shi ne wani nau'i ne na exoskeleton. Har ila yau, akwai da dama da nau'i-nau'i daga kafafu da mika daga segments baya. Irin arthropod bambanta daga sauran kwaro cewa kafafu daga cikin wakilan kunshi dama sassa, tsakanin wanda dauke resilin (na roba gina jiki). Godiya ga shi, da dabba iya tsalle.

jijiyoyi

A jikin rami na dabbobi, wakiltar irin arthropod - miksotsel. An kafa daga wani fili na coelomic bags blastocoel. Bewafa a cikin jiki kogo aka kira hemolymph. Yana Mixes da ake zagawa da jini da kuma a cikin gabobin, tsakanin su, kazalika da a talauci suka ci gaba tasoshin. Game da jijiyoyi, shi ne ba a rufe. A arthropod da zuciya. An wakilta kashin baya jini jirgin ruwa, wanda ya samu tabbataccen siffar. Ta hanyar gefen takware, da ake kira ostia, wanda da bawuloli hemolymph shiga cikin zuciya.

alimentary tsarin

Narkewa kamar tsarin da aka wakilta arthropod baya, gaban da kuma tsakiyar rarrabuwa. A musamman tube ne zuwa kashi sassa. Daga cikin su akwai makogwaro, ciki, esophagus. Bugu da kari, akwai hanta outgrowth da abin da aka saki enzymes. Mouthparts na arthropod ne sosai wuya.

numfashi tsarin

Ya danganta da inda na dabba shiga wani irin arthropod, ya numfashi tsarin iya zama a cikin nau'i na huhu, gills da kuma trachea. Amma su ne suke tasowa. A huhu bags (haske) a cikin wannan yanayin ne appendages na jiki bango ciwon leaf-dimbin yawa da ke nuna baxini na jiki kogo. Suna da alaka da numfashi tsaguwa. Tracheal kafa yawa sashe tubules cewa da chitin a zobe. Iskar gas musayar a wadannan dabbobi ne saboda da hemolymph, wanda daukawa oxygen zuwa duk kyallen takarda.

juyayi tsarin

A tsakiya m tsarin na arthropod kafa kwakwalwa da kuma jijiya igiyar. An located a cikin peritoneum. A sarkar yana da alaka ganglia a ciki, kai kuma thoracic, da barin dabbobi na da irin wannan suna da kyau-ɓullo da hankula.

sauran tsarin

Game da na excretory tsarin, shi ne wakilta Malpighian tubules da metanephridia. Animals kamar arthropod namiji, da kuma da karfi da dimorphism. Murdede tsarin ne ma ba a wadannan dabbobi da kuma ƙaddamar da striated nama.