Yadda yawa ƙasũsuwa ne a cikin mutum?

Lalle ne, haƙĩƙa, mutane da yawa sun taba tunanin game da yadda da yawa ƙasũsuwa a cikin mutane. Shi ne saboda da manyan yawan ƙasusuwan mutane cika m rikitarwa yatsa magudi makamai folded da kuma mike jikinsa, da kuma cewa da ƙasũsuwa kare kayan ciki daga daukan hotuna da waje. jariri kwarangwal kunshi fiye da ɗari uku ƙasũsuwa. Duk da haka, kamar yadda wani mutum girma, wasu daga cikin ƙasusuwansa fis tare, don haka a jikin fara tasawa yawan kasusuwa ne game da 206-208. M kamar yadda na iya sauti, amma ya ce ba daidai da yadda da yawa kashi a mutum ba zai yiwu.

Lokacin da wani mutum da aka haife, ƙasusuwansa ne m, duk da haka, da suka zama firmer kuma wasu daga cikinsu girma tare a kan lokaci. Alal misali, a baby a kan kwanyar ake kira fontanelles - inda a can ne connective nama, wanda aka baya maye gurbinsu da kashi nama. Daga baya a kan tabo fontanelle kashi girma tare, da kuma wannan wuri ya zama da dabara. Game da nawa kashi mutum yana da, a cikin daban-daban Majiyoyi daban-daban bayanai, amma ba za mu iya haƙĩƙa ce cewa su fiye da ɗari biyu.

ƙasusuwansu a bisa mataki na taurin ne, wani lokacin idan aka kwatanta da karfe, amma suna da yawa sauki saboda da porous tsarin. A kashi nama kafa daga Kwayoyin da intercellular abu da yake arzikin ma'adinai a gyara. Waje kowane kashi da aka rufe da periosteum, wanda, bi da bi, ne Ribar da yawa jini ciyar da kashi. A tsarin da ƙasusuwan mutane ne irin wannan cewa, su ne gaba daya m, da jijiya endings suna samuwa ne kawai a cikin periosteum. A cikin shimfiɗar jariri, da amfani da kashi kwayoyin halitta a haɗe da ƙasũsuwa na elasticity da ƙarfi. A mazan mutane, musamman tsofaffi, da na ruwan dare na inorganic abubuwa Yanã gaggautsa kasusuwa.

Kashi tsarin, kazalika da siffar ne quite daban-daban. A cikin jikin mutum akwai wani lebur kashi, tubular ko gauraye, kazalika da pneumatic ƙasũsuwa. By tubular ƙasũsuwa aka yarda to dogon (femur da humerus, tibia kashi na hannu da dantse) da kuma gajeren (yatsun kafa kasũsuwa, ashe, pastern, phalanges). The taimako na kashi, kazalika da siffar ne kai tsaye dogara a kan hanyar da aka makala a cikinta tsoka nama. A yanayin da tsoka an haɗa da kashi nama ta hanyar tendons kafa kunya protuberance ko appendage a jamsin. Idan tsoka ke kai tsaye zuwa periosteum, a wuri kafa tsagi connection.

Ciki da kashi, a cikin sel da spongy abu da kuma medullary rami, bargo da aka located. A jarirai, duk kasusuwa na kwarangwal ƙunshi ja bargo, wanda shi ne m, kuma hematopoietic aiki. Shi ne na musamman cibiyar sadarwa na reticular zaruruwa da Kwayoyin. A manya, ja bargo dauke da kawai cell spongy lebur ƙasũsuwa. A cikin bargo cavities na dogon ƙasũsuwa ne rawaya bargo, wanda aka wakilta degeneration na reticular stroma tare da m inclusions.

A thickest kashi a jikin mutum shi ne a femur. Shi ne musamman wuya a karya, amma karaya da ƙasũsuwa iya kai wa ga quite tsanani sakamakon. Next zuwa femur jijiya aka located, idan akwai lalacewa wanda mutum zai iya rasa da yawa daga jini.

Yadda yawa ƙasũsuwa a wani mutum, ka ce, a gaskiya, quite wuya. Mutane daban-daban suna da daban-daban adadi na kashi kiyaye. Alal misali, akwai wasu karin hakarkarinsa, kuma wani can, da kuma wani kashi shida yatsa. Game da mutum daya daga ashirin yana da kara baki da cewa shi ne ban sha'awa - a gaban wuce haddi da namiji haƙarƙari ne fiye da na kowa, fiye da adalci jima'i. Wasu mutane da dama ƙarin ƙasũsuwa located in baka na ƙafa.