Oxygen yog qhov tseem ceeb tshaj plaws. Tib neeg nyob niaj hnub no vim nws muaj nws. Tib neeg lub cev ua haujlwm tau zoo kawg nkaus vim tias muaj cov pa oxygen hauv cov ntshav. Yog tias cov pa oxygen hauv cov ntshav tsawg, koj lub cev kev tiv thaiv yuav tsis muaj zog. Nws yog ib qho zoo uas kev lag luam kev noj qab haus huv tau nce sai sai uas ua rau tib neeg muaj kev daws teeb meem thiab tiv thaiv kev tiv thaiv los tiv thaiv lawv lub cev tiv thaiv kab mob tiv thaiv kab mob los ntawm kev ua pa oxygen. Oxygen deficiency tuaj yeem ua rau muaj ntau yam teeb meem kev noj qab haus huv los ntawm kev tiv thaiv tsis muaj zog tiv thaiv kab mob mus rau mob cancer.
Nws muaj kev nyab xeeb tseem muaj qhov ua tau zoo heev. Txij li thaum qhov no tsuas yog mloog zoo oxygen oxygen hauv daim ntawv kua, tom qab ntawd nws noj nws sib npaug ntawm cov pa oxygen ntawm cov ntshav uas tom qab ntawd txhim kho lub cev kev noj qab haus huv txhua yam. Kev kho mob oxygen tau siv ntau dua kaum xyoo vim hais tias feem ntau nws muab lub zog rau lub cev thiab nws kuj ntxuav thiab kho lub cev los ntawm hauv.
