Tātaitai MAP
Tātaihia tō Pēhanga Arteri Toharite — he tohu nui mō te rere o te toto me te hauora o ngā okana
❓ Ngā Pātai Auau
He aha te Pēhanga Arteri Toharite (MAP)?
He aha te awhe MAP noa?
He aha te hiranga o te MAP i roto i ngā taiao haumanu?
🔗 Ngā Tirotiro e Pā Ana
Te Whakaora i te Okana: He aha te MAP te Inenga Wahangu o te Oranga
Ahakoa e mōhio ana koe ki tō toto toto systolic (runga) me te toto toto diastolic (raro), ko te Mean Arterial Pressure (MAP) te inenga e aro turukihia ana e ngā kaiwhakarato hauora i te wā e tiaki nui ana. Ko te MAP te tohu o te pēhanga pumau e pana ana i te toto ki roto i ō uaua toto me ngā kiko ora.
Te Paepae 60 mmHg
Me whai pēhanga tonu, me te nui hoki ō whekau kia pai ai te mahi. Mēnā ka heke iho tō MAP i raro i te 60 mmHg , tērā pea kāore ō whekau nui—ina koa tō roro me ō whatukuhu—e whiwhi toto hāora e ranea ana. Ka arahi pea tēnei ki te ischemia me te kino pea o ngā whekau. I tetahi atu taha, ka nui rawa te taumahatanga o ō uaua ina he MAP teitei tonu, ka piki ake te mōrearea o te whiu, te aneurysm rānei.
Te Mārama ki te Hononga
Nā te mea he roa ake te wā e noho ana tō ngākau i te wā okiokinga (diastole) i te wā whakaheke (systole), ka nui ake te taumaha o te pēhanga diastolic e te tātai MAP: MAP = (SBP + 2*DBP) / 3. Mā tēnei tataunga ka puta he "toharite" mahi e whakaata ana i te pēhanga tuturu e pā ana ki tō pūnaha toto puta noa i te rā.
