Guzobere, Sayensị
Structure na ọrụ nke oghere eji ekunye ume
Oghere eji ekunye ume - a dị nnọọ mkpa akụkụ nke akụkụ okuku ume tract na-ejikọ ndị nkọlọ na bronchi. Ọ bụ n'ihi na ya na-adị mfe gafere na ikuku, tinyere achọrọ ego nke oxygen. The oghere eji ekunye ume bụ a tubular oghere ngwa. Na ogologo nke tube àmà site 8.5 15 sentimita, dabere na physiology nke organism. Ma tupu atụle isi ọrụ nke oghere eji ekunye ume, kwesịrị maara na ya mmewere.
Ebe oghere eji ekunye ume ọnọdụ. The oghere eji ekunye ume-amalite mgbe ndị cricoid cartilage na banyere larịị nke isii cervical vertebra. The atọ nke tube bụ n'ogo nke cervical spain, na ndị fọdụrụ - na thoracic na mpaghara, ebe oghere eji ekunye ume na-agwụ mgbe larịị nke-ise thoracic vertebra. Ná nkebi a nke oghere eji ekunye ume ekewa abụọ bronchi, akpụ a ndụdụ - ọ bụ bifurcation mgbe, nke a na-nwere njikọ chiri anya na aortic njiko.
Ọ bụrụ na anyị na-atụle cervical akụkụ nke ahụ, n'ihu ya bụ a akụkụ nke thyroid gland. Kemgbe azụ ka tracheal tube bụ n'akụkụ ndị na nkọlọ. Na nke ọ bụla n'akụkụ bụ a neuro-vaskụla ùkwù, nke na-agụnye emep uta eri nke vagus akwara, esịtidem jugular akwara na carotid akwara.
Oghere eji ekunye ume: Ọdịdị. Ọ bụrụ na anyị na-atụle cross ngalaba nke oghere eji ekunye ume, ọ ga-hụrụ na ọ mejupụtara ọtụtụ n'ígwé - kpọmkwem mucosa, submucosa, cartilage akụkụ na adventitia. tracheal ọrụ, ka ọ bụla ọzọ ahu so-adabere na Ọdịdị, ya mere ọ dị mkpa na-atụle nke ọ bụla na ihe zuru ezu.
Mucosa - anọchi anya ciliated stratified epithelium na dabeere na basal akpụkpọ ahụ. Cilia mkpụrụ ndụ gaa nkọlọ. The mejupụtara na-agụnye epithelial sel na ọkwá na secrete a obere ego nke imi. E nwere endocrine mkpụrụ ndụ ndị na-amị serotonin na nọrepinefrini. The n'okpuru ala akpụkpọ ahụ nwere otutu-agbanwe emep uta eri. E nwere ezigbo, onye myocytes na-enịm ke a gburugburu.
Submucosal oyi akwa - a fibrous, omume rụrụ connective anụ ahụ. Ọ bụ na nke a oyi akwa bụ nnukwu nke akwara ozi na obere ọbara arịa na-ahụ maka ụkpụrụ na ọbara ekesa.
Hyaline cartilage oyi akwa a kpụrụ si na-ezughị ezu cartilage, nke ogide abụọ n'ụzọ atọ òkè nke tracheal tube gbaa. Cartilages ejikọrọ n'etiti a circumferential udọ. The ọnụ ọgụgụ nke cartilage na ụmụ mmadụ mbio 16 na 20. The kpụrụ membranous n'azụ mgbidi nke dịrị na nkọlọ. N'ihi ya, Itie nke bolus anaghị egbochi akụkụ okuku ume usoro.
Adventitia nke oghere eji ekunye ume - a mkpa connective anụ ahụ n'ọbọ nke kpuchiri anwụrụ si n'èzí.
Dị ka ị pụrụ ịhụ, na Mmebe nke oghere eji ekunye ume na-adịghị otú mgbagwoju anya.
Tracheal ọrụ. Isi ọrụ nke tracheal tube - na-arụ ikuku na ngụgụ. Ma nke a abụghị niile atụmatụ nke oghere eji ekunye ume.
Dị ka ekwuola, mucous akpụkpọ kpuchie ciliated tracheal (ciliated) epithelium, mmegharị nke na-eduzi kwupụta nkọlọ na onu oghere. Ke adianade do, ọkwá mkpụrụ ndụ secrete imi. Mgbe na kọntaktị na ikuku na oghere eji ekunye ume nke obere mba ozu ndị dị otú ahụ dị ka ájá, ahụ na kpuchiri imi ije nke cilia na-kewapụrụ azụ n'ime nkọlọ ma na-agafe n'ime akpịrị. N'ihi ya, oghere eji ekunye ume anamde a na-echebe ọrụ. Bụrụ na nke na kọntaktị na a nnukwu mba ọzọ ahụ ụkwara mpiaji amalite, n'oge nke oghere eji ekunye ume dị ukwuu narrower na lumen.
Dị ka a maara, ọ dị ọcha na oké okpomọkụ nke ikuku na-adị na gọzie gị uji eze, ma ọrụ a na-ewe akụkụ na oghere eji ekunye ume. Ọzọkwa, a resonator oghere eji ekunye ume n'oge okwu n'ihi na agabiga ikuku na akwara ụda olu.
Iji ichikota, anyị pụrụ ịhụ na n'agbanyeghị na dịtụ mfe Ọdịdị, na oghere eji ekunye ume nwere ọtụtụ ezigbo mkpa na ọrụ na-enweghị nke ịdị adị nke mmadụ agaghị ekwe omume.
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