Lub peev xwm tseem ceeb hauv mL kg yog dab tsi?
Lub peev xwm tseem ceeb hauv mL kg yog dab tsi?

Video: Lub peev xwm tseem ceeb hauv mL kg yog dab tsi?

Video: Lub peev xwm tseem ceeb hauv mL kg yog dab tsi?
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Muaj peev xwm tseem ceeb (VC), qhov ntim ntawm cov pa tawm tom qab qhov kev tshoov siab tshaj plaws, ib txwm yog 60a70 ml ua / kg thiab hauv li qub tib neeg tau txiav txim siab feem ntau los ntawm qhov thorax thiab lub ntsws loj. Txo VC rau 30 ml ua / kg yog cuam tshuam nrog hnoos tsis zoo, tsub zuj zus ntawm oropharyngeal tso zis, atelectasis, thiab hypoxemia.

Ib yam li ntawd, koj yuav nug, dab tsi yog lub peev xwm tseem ceeb?

Muaj peev xwm tseem ceeb (VC) yog qhov siab tshaj plaws ntawm huab cua uas tus neeg tuaj yeem tawm ntawm lub ntsws tom qab nqus tau ntau tshaj. Nws yog sib npaug rau cov lej ntawm inspiratory reserve volume, tidal volume, thiab expiratory reserve volume. A li qub neeg laus muaj ib muaj peev xwm tseem ceeb nruab nrab ntawm 3 thiab 5 litres.

Zoo sib xws, dab tsi yog qhov txiaj ntsig ib txwm rau kev ntsuas spirometry? Qhov ntsuas ntsuas sawv cev rau tag nrho cov pa tawm thaum thawj thib ob, hauv litres. Qhov qub nyob rau hauv cov txiv neej noj qab nyob zoo hnub nyoog 20-60 ntau yam los ntawm 4.5 mus rau 3.5 litres, thiab ib txwm muaj nuj nqis rau cov poj niam hnub nyoog 20-60 ntau yam los ntawm 3.25 mus rau 2.5 litres.

Ua kom pom qhov no, lub ntsws muaj peev xwm hauv mL yog dab tsi?

Lub ntsws muaj peev xwm Nws yog qhov siab tshaj plaws ntim av ua lub ntsws tuaj yeem haum lossis suav tag nrho ntim compartments lub ntim ntawm huab cua hauv lub ntsws tom qab kev tshoov siab tshaj plaws. Cov li qub tus nqi yog li 6,000 ml ua (4-6 L).

Dab tsi yog 4 lub ntsws ntim?

Lub ntsws zoo li qub tag nrho/lub peev xwm tau muab faib ua plaub ntu txheem (dej tsaws tsag, kev txhawb nqa lub siab, lub peev xwm nthuav tawm, thiab cov seem uas seem) thiab plaub lub peev txheej txheem (kev txhawb siab, ua haujlwm seem, tseem ceeb thiab tag nrho) lub ntsws muaj peev xwm ). Lub zog ntawm lub ntsws muaj zog feem ntau yog muab los ntawm lub peev xwm tseem ceeb.

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