Janar halaye, musamman tsarin arthropod. Irin arthropod, crustaceans aji. Arthropod - shi ...

Arthropod sun fi na kowa wakilan fauna a duniya. Just kwatanta: adadin su a cikin dubun sau fi yawan dukan sauran iri a hade! Janar halaye na arthropod, musamman su waje da ciki tsari, rayuwa tafiyar matakai an gabatar a wannan labarin.

mazauninsu

Arthropod - na musamman da dabba. Sun ƙware kome mazauninsu. Su za a iya samu a sassa daban daban na ƙasar, a sabo da gishiri da ruwa, ƙasa, kuma parasitic nau'in rayuwa a cikin wasu kwayoyin. Sun iya ja jiki, yin wurare a cikin ƙasa, iyo, da kuma mafi muhimmanci - to tashi.

Features na waje tsarin

Sunan wannan irin tsirkiya saboda su ilimin halittar jiki. Arthropod - suna da dabbobi da cewa suna da wani segmented jiki da kuma wata gabar jiki. Yarda, gizo-gizo, crabs da ƙudan zuma isasshen duba daban-daban daga juna. Amma, duk da wannan, su jiki ne hada da sassa uku: shugaban, thorax da ciki. Sun shirya wata gabar jiki, da yawan abin da yake da muhimmanci taxonomic fasalin.

A kai ne antennae, wanda suke da gabobin da tabawa, da kuma idanu. Chest ya sa su guda biyu jointed wata gabar jiki da kuma appendages rufe - fuka-fuki. Wannan yanayin na da tsarin da yake da alhakin su ikon tashi. A ciki ne yawanci bã tãre da wata gabar jiki, ko aka fi mayar modified. Alal misali, gizo-gizo, suna modified cikin qware warts.

abũbuwan rufi

All arthropod jiki da aka rufe da lokacin farin ciki cuticle, kunsha na musamman abu - chitin. A wasu jinsunan, kamar crabs da kaguwa, murfin Forms m da kuma iko exoskeleton, kara impregnated da alli carbonate. Tun chitin ba iya budewa da fata kamar collagen, arthropod dabba girma da kuma ci gaba suna tare da lokaci-lokaci molts.

jiki rami

Arthropod - suna da dabbobi, wanda a lokacin yanayin halitta na juya wani tayi mataki na ci gaba aza a sakandare jiki kogo. Amma a kan lokaci, da rufi na ta hankali halaka, kuma shi Yanã shigar da primary. Saboda haka, jiki rami ne gauraye arthropod. A halayyar alama ne gaban mai da jiki - iri-iri na connective nama cewa cika da sarari tsakanin jikinsu. Its ƙarin fasali ne da wadata da na gina jiki, da samuwar jini Kwayoyin, da kariya a kan inji lalacewa.

muscularity

Muscle arthropod tsarin kafa na striated nama. A zaruruwa suna tattara a cikin daure. Wannan tsarin results a daidai da instantaneous motsi arthropod.

da sashin jiki da tsarin

A tsarin narkewa kamar dabbobi ta hanyar irin. Rapid metabolism enzymes taimaka gudanar da salivary gland shine yake da hanta. Arthropod - ne kwayoyin da suke da bambancin da abinci iri. Daga cikin su akwai kuma saprotrophs, da yara, da kuma parasites, kuma jini-tsotsa jinsunan.

A excretory tsarin da aka fi sau da yawa wakilta musamman shambura ko Malpighian tubules. Sistem - Open irin. Ya kunshi zuciya da jijiyoyin bugun gini tsarin, wanda bude a cikin jiki kogo. Akwai jini Mixes tare da m rami, kafa musamman abu - hemolymph, wanda ya samar da gas musayar.

numfashi tsarin sa da mazauninsu. Don na cikin ruwa kwayoyin ne gills. terrestrial - da trachea ko huhu bags.

A juyayi tsarin da aka gina shi ne quite wuya. Kwakwalwa na wakilta musamman sashen: gaban, na tsakiya da kuma raya. Kowace daga cikinsu innervate wasu gabobin. Domin arthropod halin da Ilhamin hali. Kuma baicinsu m reflexes kafa da kuma samu - matukar.

A haihuwa tsarin ne mafi sau da yawa iri guda ba irin. Amma hadi na iya zama duka ciki da kuma na waje, wanda ya auku a waje da mace jiki. Kamar yadda ci gaba - kai tsaye da kuma kai tsaye ba - daga larval mataki.

Classes kamar arthropod

Bari mu magana game da nan gaba division. Da dama din raka'a hadawa da irin arthropod: aji na crustaceans, arachnids da kuma kwari.

Kowace daga cikinsu yana da halaye. Yana ta ba abin mamaki mafi yawa a duniya - daidai da irin arthropod. Class Crustacea bambanta daga wasu da ciwon nau'i biyu daga antennae a kai, gills da kuma kore gland. Su ne mazaunan ruwa, ko da yake wasu daga cikinsu suna iya zama da kuma rigar ƙasar yankunan. Class Arachnids ana iya bambanta da su bayyanar. Jikinsu kunshi wani cephalothorax da ciki. Suna da hudu tafiya da kafafu, kuma chelicerae nogoschupaltsa - musamman m reshe cewa gizo-gizo huda jiki ya azabtar. A halayyar alama ne gaban kwari a kirji uku nau'i-nau'i daga wata gabar jiki. The saran adadin jinsunan wanin parasitic, yana da musamman outgrowths rufe - fuka-fuki.

Saboda haka, wakilan da irin arthropod da m tsarin fasali suke taimaka musu su daidaita da yanayi daban-daban na rayuwa da kuma samun ta alkuki mazauninsu.