A tsarin da kashin baya

Mutane da yawa rashin sanin cikakken farashi da muhimmancin da kwarangwal, musamman na kashin baya. Duk da haka, yin haka ba shi daraja, saboda shi taka sosai muhimmiyar rawa a rayuwar dan Adam. Wannan shi na goyon bayan wani mutum a wani karkata zuwa ga gaskiya yanayin, a Bugu da kari, shi hidima a matsayin wani goyon baya ga tsoka tsokoki da kuma gabobin, Forms bango na thoracic da kuma na ciki cavities. da kashin baya tsarin damar shi da yin tsayayya babban lodi, yayin da shi rike da sassauci da kuma motsi. Kullum, a lokacin da ka fara zuwa ta'ammalin na'urar ko da jiki, musamman da kashin baya, kowane lokaci daya aka buga da hikima yanayi.

Kashin baya makirci a matsayin dukan, sauki da kuma m, a kansa hanya. Ya kunshi 32 vertebrae, da kuma a kan tsarin da kuma manufar shi ne zuwa kashi 4 sassan: sacral, lumbar, thoracic da mahaifa. Daya daga cikin tsarin fasali na daban-daban sassa na kashin baya ne cewa kowane sashen yana da nasa lankwasawa gaba ko baya. lankwasawa shugabanci alternating a nau'i biyu, watakila da na mahaifa kashin baya ne tankwasa gaba da irin wannan masu lankwasa ake kira lordosis, thoracic - da suka wuce, irin wannan lanƙwasa da aka kira kyphosis, da sauransu. Irin wannan tsarin damar da kashin baya yin tsayayya babban lodi, domin shi ne kama da wani marmaro, da abubuwa a matsayin buga absorber, cushioning load a lokacin tafiya da gaggãwa.

Kowane vertebra, sai dai da farko mahaifa, amma more on cewa daga baya, ƙunshi jiki da kuma wani baka. The baka ma'anar an bude a wani vertebra. Tare da wadannan ramuka ayyana wani rami cikin vertebral shafi a cikinsa, a karkashin nauyi matsara kashi ne da laka. Bugu da kari, kowane vertebra yana da 'yan nunka da biyu. Su, tare da intervertebral fayafai da jijiyoyin, samar da wata kama tsakanin vertebrae.

Yanzu bari mu magana game da kowane sashen akayi daban-daban. Ya kamata ka fara, ba shakka, tare da wuyansa. Yana hada duk 7 vertebrae. The girma na mahaifa vertebrae ne da yawa karami fiye da dukan sauran mutane. Kullum, da girman da vertebrae qara kusa da coccyx. Wannan wajibi ne a rama domin kara load.

Amma baya ga mahaifa vertebrae. Dole ne in ce cewa su tsarin ne mafi bambancin. Mafi karfi da ya bambanta daga sauran farko vertebra, shi ne ake kira da atalas. Ya ba shi da jiki, da aka hada da arcs da kuma matakai. Na biyu shi ne a jiki, amma shi ma ya bambanta daga sauran mahaifa vertebrae da wani babban tsari, kira a matsayin hakori. Wannan tsari ne da axis a kusa da shugaban ne kadi. A tarnaƙi daga cikin mahaifa vertebrae za a iya gani gabobi filafilin kifi spines. Mafi yawansu duk sun aka bayyana a cikin 6 vertebra. An bude kafa a baka na mahaifa vertebrae yana da wani triangular siffar.

Thoracic vertebrae sashen da mafi jiki size, siffar daga cikin ramukan da aka canza zuwa madauwari a kan gangara tsari na vertebrae thoracic sashen yana da haƙarƙari ramukan.

Mun ci gaba da duba tsarin da kashin baya. Next Front - lumbar. Akwai wani karuwa a cikin size na jiki na vertebrae. Bugu da kari, da lumbar vertebrae ya bambanta a wata kwance tsari na ta tafiyar matakai. Hole size da yawa karami.

Vertebrae sacral sashen rabu kawai har zuwa shekara 25, a lokacin da suka girma tare. A sakamakon kashi ne da ake kira sacrum, kuma yana da triangular siffar. Yana da wani ɓangare na kafafuwa.

Lumbosacral kashin baya ne daban-daban daga cikin sauran m size na vertebrae. Bayan duk, wadannan asusu ga mafi girma a yanki na load.

Idan akai la'akari da tsarin da kashin baya, kawai ba zai iya rasa wurin da intervertebral fayafai. Sun yi yawa ayyuka: haɗa da vertebrae da juna da kuma samar da da motsi na da kashin baya. Irin wannan versatility da aka samu ta hanyar wani na musamman tsarin. A faifai kunshi sassa biyu: a core, wanda dogara ne a kan wani m guringuntsi, kuma m connective zobe na gangar jiki. Guringuntsi kwakwalwa gaba da asali kaya, da zagayenta zobe Rama shi.

A general sharuddan, da kashin baya tsarin kamata riga ya zama bayyananne. Hakika, akwai wani mai yawan kananan details da kuma siffofin, amma daya labarin ta bayyanar da duk cikakkun bayanai kawai bai isa ba.