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BOFTA

boftaBOFTA (Textus), majmui hujayrahoe, ki paydoish va sokhtori ba yakdigar monand doshta, vazifai yakkhelaro ijro mekunand. Sokht va joygirii B.-horo gistologiya meomuzad. B. epiteliyavi, payvandi, mushaki va asabi meshavad. Vazifai B.-i epiteliyavi muhofizat, ikhroj va jabbishi moddaho ast. Ba B.-hoi payvandi khun, limfa, B.-hoi turmonand, kovok, zich, tagoyaki va ustukhoni mansuband. B.-hoi turmonand uzvhoi makhsusi muhofizati va khunofar (sipurz, limfaguddaho, magzi ustukhon)-ro tashkil mekunand. B.-hoi payvandii kovok az hujayrayu nakhhoi gunogun va moddai bayni hujayraho iborat buda, nasji zeri pust va qabathoi kovoki bayni uzvhoro ba vujud meorand. Ragu payho az B.-hoi payvandii zich tarkib yoftaand. B.-hoi payvandii tagoyaki, ki az hujayrahoi kalon iboratand, ba paydoishi bandho, qaburga, bini, gush va dig. uzvho zamina meguzorand. B.-hoi payvandii ustukhoni vazifai takyagohro ijro mekunand. B.-hoi mushaki du nav – sufta va kundalangrakh meshavand. Mushakhoi sufta az hujayrahoi darozi dukshakl iborat buda, harakati uzvhoi dokhiliro tamin mesozand. Mushakhoi kundalangrakh az torhoi mushaki (mushakhoi skeleti) yo hujayraho (mushaki dil) iboratand; onho qobiliyati tez kashish khurdanro dorand. B.-hoi asabi az hujayrahoi asab (neyronho) va yorirason iborat buda, baroi dark, tahlil va javobi angezishi az muhit yo az uzvho omada musoidat mekunand. Angezish tavassuti retseptorho qabul shuda, ba impulshoi asab mubadal megardad va ba vositai torhoi asab ba sistemai asabi markazi meguzarad. Dar in jo impulshoi javobi tashakkul yofta, ba vositai digar torhoi asab ba uzvho meravand.
KL
Rasmi 1. Sokhtori miofibrillai nakhi mushak: 1 – sarkolemma; 2 – qursi A; 3 – mezofragma dar mobayni qursi A; 4 – qursi 1; 5 – telofragma dar mobayni qursi 1; 6 – mitokhondriya; 7 – sisternai nihoi; 8 – shabakai sarkoplazmavi; 9 – naychahoi kundalang.
Rasmi 2. Sokhtori boftai suftai mushak: 1 – miosit; 2 – miofibrillaho dar sarkoplazma; 3 – yadroi miosit; 4 – sarkolemma; 5 – endomiziy; 6 – nakh (tor)-i asab.

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