Alveoli (inongove is alveolus) mabhuru maduku, madenga emhepo mukati memapapu. Vanoratidzika semasumbu mashoma emichero pamicheto yemashizha emarara mumapapu.
Mazhinji eAlveoli Anowanikwa Mumapanga?
Vatsvakurudzi vanotarisa masere matanhatu emapapu evanhu vakuru vakawana kuti nhamba ye alveoli yaiva mukati mamiriyoni 480 emamiriyoni, kubva pamamiriyoni 274 pamucheto wakadzika kusvika mamiriyoni 790 pamucheto wakakwirira.
Nhamba yearveoli yakabatana nehukuru hwemapapu akadzidzwa.
Simba realveolus rimwe chete rine inenge yakareba mamita mazana maviri emakironi, pasinei nekukura kwemapapu. Sezvakanyorwa, imwe micron ine mamiriyoni emamita. Iyo yakareba yebvudzi revanhu inenge 70 micrononi, saka rimwe alveolus raizova rakaenzana nekuenzana kwehutatu hwebvudzi revanhu vatatu rakaiswa pamwechete. Zviduku!
Alveoli ine collagen uye elastin. Collagen inopa husimba kumhepo yakagadzirwa saga uye elastin, bounce. Apo mhepo inoputirwa mumapapu, elastin inobvumira alveoli kuti iwedzere, uye pamhepo yekubuda, mutsime kumashure kuhukuru hwavo hwepakutanga.
Zvose pasi rose rehaveoli yose mumunhu mukuru akwegura yemapapu inenge mamiriyoni makumi mana emakiromita, kana kuti mamita mazana mana (anenge uwandu hwehafu yetennis tennis).
Basa reAlveoli
Kumusoro kwe70 muzana yekunze kwenzvimbo yemapapu alveoli yakafukidzwa nemakumbo maduku.
Aya ma-capillaries uye masvingo e-alveoli anopa membrane yakaonda kwazvo iyo inobvumira oxygen kubva mumhepo inoputika ichipfuura napamadziro ealveoli uye kupinda muropa kuburikidza ne capillaries. Panguva imwe chete, kabhoni dioxide inodzingwa kunze nenzira imwechete iyo mweya inoputika.
Izvo zviyero zvepamusoro penzvimbo inowanikwa yegesi ino / kuchinjana kweropa kunoratidza kuti munhu anogona sei kufema zvakanaka.
Mune munhu mukuru ane hutano hwakanaka, kune zvakawanda zvekuwanika kune nzvimbo ino.
Sodya Fodya
Nokufamba kwenguva, tsvina inobva mumhepo inoputira fodya inoputika masvingo maduku ealveoli, ichisiya huru, isina simba air sacs. Zvisaga zvakare zvinotanga kurasikirwa nekugumburwa, zvichiita kuti zvive zvakaoma kuunza oxygen uye kudzinga carbon dioxide. Vose vari vaviri vanogona kukanganisa mumapapu. Mukusvuta, izvi zvinoratidza kutanga kwemphysema, chimiro cheCOPD.
Kukanganisa kunobva emphysema hakugoni kuchinjwa. Kana kamwe mabhesi emhepo aputsika, haagadziri. Zvisinei, kana kusvibiswa neutsi hwefodya kunomira nokukurumidza, kukanganisa kunogona kumiswa. Kana kusvuta kuchienderera mberi, pachava nechinangwa apo mhirizhonga yemapapu ichafambira pasinei nokuti munhu anorega kusvuta kana kwete.
Zvikonzero Zvakanaka Zvokurega Kusvuta Iye zvino
Chidzidzo apa ndechekurega kusvuta nekukurumidza sezvaungagona. Yega fodya iwe unofuta iri kukuvadza muviri wako nenzira dzakawanda. Utsi hwebhegota hwakazara nemakemikari anokonzera chirwere uye ane uturu. Zvimwe zvinotanga zvakare, uye kune uchapupu hwokuti vanosiya zvachose radioactive deposits mumapapu evuta. Vatsvakurudzi vanotenda kuti izvi ndizvo zvinokonzera njodzi yekenza yemapapu.
Kana uchinge wanyungudzwa, tsvina yakasvuta inotasva neropa rako kuburikidza nealveoli uko inokwanisa kuwana nhengo dzose mumuviri wako. Hazvishamisi kuti kushandiswa kwefodya kunobatanidza zvirwere zvakawanda .
Hapana chinhu chinokurudzira kusvuta. Tinofunga kuti tinoifarira , asi inodhaka , pachena uye iri nyore.
Sources:
National Institutes of Health. Nhamba yeAlveoli muLung Lung. http://www.ncbi.nlm.nih.gov/pubmed/14512270. Svondo 25, 2003.
National Institutes of Health. National Heart, Lung uye Blood Institute. Iyo Inoporesa. http://www.nhlbi.nih.gov/health/health-topics/topics/hlw/system. Yakavandudzwa July 17, 2012.