Anthu magazi

magazi munthu ndi kuthamanga okwana onse mitsempha m'thupi. Mu mitsempha osiyana - kuthamanga ndi osiyana. Ndi apamwamba kwambiri, awiri ndi pafupi mtima. Kwambiri kuthamanga kwa magazi mu msempha - ziwiya yofunika kwambiri effluent ku ventricle kumanzere.

Anthu magazi imakhala manambala awiri, "pamwamba ndi pansi". "Upper" kuthamanga - izi ndi otchedwa mtima kuthamanga. Ndi chifukwa ntchito ya mtima, mphamvu zimene mtima mapampu magazi mu msempha. "Wotsika 'ndiposo kamvekedwe mtsempha wa thupi, kumene kumakhudza impso. The parenchyma juxtaglomerular impso ndi zida chimene amapereka madontho kuthamanga kuyamba ntchito angiotensin-aldosterone dongosolo, imbaenda ndi kuwonjezeka mu adani n'zosiyana madzi impso ndi moyenera, ndi kuwonjezera mphamvu ya magazi, kuwonjezereka kuthamanga.

Anthu magazi siyana malire lonse: pamwamba - kuchokera 90 mpaka 139 ndipo m'munsi - pa 60 ndi 89. Pali mfundo kuthamanga opaleshoni. Izi kuthamanga ambiri chotero, chomwe chiri khalidwe la mtima makamaka mwakale.

Anthu magazi amadalira ambiri zinthu za chilengedwe: mwachitsanzo, mu nyengo otentha yafupika chifukwa reflex vasodilatation (kubweranso kutentha) ndi imfa madzimadzi ku thukuta. Pamene palpitations, akuwuka, mwachitsanzo, chifukwa kuchuluka zolimbitsa thupi kapena mantha, kuthamanga kwa magazi angathe bwino. Pamene kusintha lakuthwa mu malo thupi kuchokera yopingasa ofukula kumachitika zotsatira orthostatic amene amadera mdima ndi kumva kulasalasa. chikuoneka chifukwa chakuti ziwiya ndi mtima sangathe kuchita mwamsanga kusintha malo thupi danga, ndi kuthamanga anali otsika.

Anthu magazi ndi Lamulo wamanjenje dongosolo, komanso mahomoni. Masana zoipazi amatha kusintha ntchito yawo kwambiri. Mu maloto, izo yafupika masana (makamaka mwapanikizika) - ukuwonjezeka.

Tikumbukenso kuti angakhale osiyana magazi ndi manja osiyana. Koma ngati kusiyana ndi osachepera 5 mm Hg. Art., Alibe tanthauzo matenda. Chizindikiritso cha kusiyana oposa 10 mm Hg. Art. umboni wa mtsempha wamagazi kuchepetsa pa mkono, ndi kuthamanga zochepa.

Anzanu pa mibadwo yosiyana zingasiyane pang'ono. Mwachitsanzo, kuthamanga kwa magazi mu achinyamata akhoza zochuluka. Ngati kuwonjezeka ake si chifukwa kudwala, ndi magazi - chosakhalitsa ndi wofatsa. Ichi ndi chifukwa chakuti ana amakhala hyperactive (ie iwo yodziwika ndi ntchito bwino), komanso neuro-endocrine lamulo pa unamwali.

M'mikhalidwe zosiyanasiyana zokhudza thupi kuti kusintha mu chipsyinjo. Apa Mwachitsanzo, magazi kuthamanga pa mimba achuluke, chomwe chingathe kukhala chizindikiro cha matenda - chisanadze eclampsia. Choncho, mwazi kuthamanga mu amayi oyembekezera ayenera nthawi zonse kuyang'aniridwa. Ngati mkati mwa sabata imodzi, kuthamanga kwa magazi pamwamba nthawi yachibadwa awiri kapena kuposa ayenera amaganiziridwa chisanadze eclampsia.

Kwa mimba yawamba kuthamanga kusintha. The timadzi mimba, progesterone, amachititsa zosangalatsa makoma mtima, chifukwa mu kuthamanga kuchepetsedwa ndi orthostatic kungalimbikitse. Kuchuluka wamkulu wa progesterone opangidwa pakati pa mimba - n'zotheka hypotension mu nthawi ino. Pofika mwezi wachisanu mimba m'thupi la mayi lili oposa 2.5 malita a magazi - uyu ndi katundu zina pa thupi lake. Mu masiku otsiriza a kuthamanga mimba magazi limabwezeretsa mtengo mwake.