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MuHRA

muhraMuHRA (Vertebra), ustukhonhoe, ki dar yakjoyagi sutunmuhraro ba vujud meovarand.M.-ho novobasta az mansubiyat ba qismhoi gunoguni sutunmuhra sokhti umumi dorand. M. az tana va kamonak iborat ast. Tanai M. az qismi pesh joygir buda, vazifai takyagohro ijro mekunad. Kamonak az qafo ba vositai poyacha ba tanai M. payvast meboshad. Bayni tana va kamonak surokhi mavjud ast, ki badi boloiham joy giriftani M.-ho guzargohi sutunmuhraro ba vujud meovarand. Dar guzargoh (kanal)-i sutunmuhra harommagz joygoh dorad.
Dar sathi qafoi tanai M. surokhii gizogiri dida meshavad. Tavassuti on raghoi khungard (arteriya va venaho), hamchunin asabho meguzarand. Az kamoni M.-ho shokhachaho mebaroyand, ki ba onho niyom (mushakparda) va mushakho ustuvor gashtaand. Az sathi mobayn jonibi qafo bo nom shokhai shavki (nugtez), az kamonak ba chapu rost boshad, shokhahoi kundalang vujud dorand. Az kamoni M. ba bolo va poyon yak juft shokhahoi zabari va zerii bandho ba chashm merasand. Asosi shokhahoi bandho az komahoi boloi va poyonii M. iborat ast. Hangomi ba hamdigar vasl shudani M.-ho komahoi boloi va poyoni surokhihoi rost va chapi baynimuhraviro paydo mekunand. Ba vositai in surokhi raghoi khungard va asabhoi harommagz meguzarand. Dar barobari in M.-hoi qismhoi gunoguni sutunmuhra sokht va khususiyathoi makhsusi khudro dorand.
Nig. niz Sutunmuhra, Ustukhon, Harommagz.
KL
Rasmi 1. Muhrai sina. A – namud az phlu: 1 – tanai muhra; 2 – joygohi boloii qaburga; 3 – komai boloii muhra; 4 – shokhachai boloii band; 5 – shokhai kundalang; 6 – shokhai shavki; 7 – shokhai poyonii band; 8 – komai poyonii muhra; 9 – joygohi poyonii qaburga. B – namud az bolo: 1 – kamoni muhra; 2 – shokhai kundalang; 3 – surokhi muhra; 4 – shokhai boloii band; 5 – joygohi qaburgavii shokhai kundalang; 6 – shokhai shavki (nugtez).
Rasmi 2. Muhrai gardan; namud az bolo. 1 – tanai muhra; 2 – joygohi qaburga; 3 – shokhai kundalang; 4 – shokhai boloii band; 5 – shokhai shavki; 6 – surokhi shokhai kundalang (surokhi arteriyai sutunmuhra).
Rasmi 3. Muhrai avvali gardan – atlant; namud az bolo. 1 – kamoni pesh; 2 – gafsii kanori; 3 – shokhai qaburga; 4 – surokhi shokhai kundalang (surokhi arteriyai sutunmuhra); 5 – shokhai kundalang; 6 – juyaki arteriyai muhra; 7 – kamoni aqib; 8 – dungichai aqib; 9 – sathi boloi band; 10 – dungichai pesh.

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