Wishbone - Bird Furcula

Ita Chido Pane Iyi Shiri Bone

Tsanangudzo:

(zita) Inonzi furcula inonzi central, V-yakaita mapfupa mubhokisi rebhiri iyo chikamu chepectoral girdle uye inobatsira kugadzirisa chifuva chechikepe chekutiza. Furculas inowanzozivikanwa seve wishbones.

Kutumidzwa:

WIHSH-bohn kana FER-kyou-luh
(rhymesi ne "hove hone" kana kuti "fodya", kana kuti "pamutsara wega" kana kuti "yaiva mew cha")

About the Wishbone

Chifunhiro chemafuta kana furcula ndiyo kukanganiswa kwemakoloni ebhiri (clavicles) mune imwe sarudzo.

Iyo furcula inosungirirwa pamapfudzi, uye inogonawo kukanganiswa ku sternum (breastbone) kana kungobatanidza neine simba yakasimba. Izvi zvinodzivirira chifuva chechipfuva panguva yekufamba, kubatsira shiri kusachengetedza muviri wayo uye kurongeka kwemukati kwakasimba kunyange pasi pekutambudzika kukuru. Izvo zvinoita kuti zviitiko uye muscular contractions yendiza hazvisi kuputsa nenyuchi dzeshiri kana kuputsika mapapu ayo.

Chida chinogona kunge chiri Y, V kana U chimiro, uye chimiro chakakura, chiyero, kuputika, kushanduka uye simba refupa rinosiyana pakati pemhando dzemarudzi . Mune shiri dzakakura, dzakadai sedzimwe nyanga nemakumbo, maoko e-furcula anowanzotadza kujekesa kukosha kweshiri. Izvo zvinoda kufanana, uye zvinogona kukura kusvika 50 kubva muzana zvakakura kudarika nzvimbo yaro yekuzorora mune dzimwe mhando, zvichienderana nehuwandu hwekufamba kwemaitiro.

Iyo furcula inobatsira kugadzirisa muviri wechinyorwa panguva yekufamba, kunyanya pamakumbo emapapiro apo kumwe kukwira kunokonzerwa uye mutsara we thoracic uri pasi pedambudziko guru.

Inotendwawo kuti furcula inogona kushanda chechipiri basa rekufema kwemhiri, richibatsira kumhanyisa mweya kuburikidza neshiri dzomumhepo dzeshiri kuti zvifemedze zvakanyanya. Ornithologists vave nechinetso chokugadzirisa chinangwa chaiyo cheburcula, sezvo ichiita seine kushanduka kwakasiyana siyana kune shiri dzakasiyana, uye dzimwe shiri dzinoshaya chimiro zvachose.

Mamwe mahavha , toucans, mapuroti, barbets uye turacos hazvina ruzivo rwakasiyana, asi haine dambudziko rokufema kana kubhururuka pasina rubatsiro rwayo.

Iyo furcula inowanikawo mune dzinoverengeka dze dinosaurs uye inopa imwe chibatanidzi mune shanduko yekushandura inobatanidza madzinza e dinosaur kune shiri dzemazuva ano. Dinosaurs ane furculas yakasiyana kana zvimwe zvidimbu zvinoda-sezvivako zvinosanganisira akawanda theropods zvakadai sa allosaurus, velociraptor uye tyrannosaurus rex. Iyo yakatangira kare kumadzitateguru emazuva ano, archeopteryx, yaivewo nehutubu yakakurumbira.

Wishbones muHuman Culture

The wishbone ine zvakawanda zvinoreva zvakasiyana uye zvinangwa zvevanhu mumitambo uye munhau, kusanganisira ...

Uyewo Anozivikanwa Se:

Furcula, Merrythought Bone, Merry-Thought Bone