Vim li cas lub xub pwg nyom mob tom qab phais?

Cov txheej txheem:

Vim li cas lub xub pwg nyom mob tom qab phais?
Vim li cas lub xub pwg nyom mob tom qab phais?
Anonim

mob lub xub pwg nyom tom qab phais laparoscopic tau xav tias yog vim qhov khaus ntawm phrenic hlab ntsha, uas feem ntau yog tshwm sim los ntawm cov pa roj carbon dioxide insufflated. Txawm li cas los xij, qhov mob ntawm lub xub pwg tuaj yeem tshwm sim los ntawm kev ncab ntawm lub xub pwg nyom, uas yog txwv los ntawm ntau cov leeg nqaij thiab ligaments.

Puas yog ib txwm mob lub xub pwg tom qab phais?

Qhov tshwm sim ntawm lub xub pwg nyom txawv ntawm 35% txog 80%thiab thaj tsam ntawm me mus rau qhov hnyav. Qee qhov xwm txheej, nws tau tshaj tawm tias yuav kav ntev dua 72 teev tom qab kev phais. Qhov kev xav ntawm qhov mob tom qab lub xub pwg nyom yog tias carbon dioxide induced phrenic paj hlwb ua rau raug xa mus rau C4.

Mob lub xub pwg ntev npaum li cas tom qab phais?

Stiff lub xub pwg: Lub xub pwg nyom yog ib qho ntawm cov teeb meem tshwm sim ntau dua ntawm kev phais rotator cuff, nrog rau ib txoj kev tshawb nrhiav pom 20 feem pua ntawm cov neeg mob uas muaj mob tom qab phais. Txawm hais tias qhov tawv nqaij no yuav tsis zoo siab, txoj kev tshawb fawb pom tias nws feem ntau daws tau nrog rau rau 12 lub hlis tom qab kev phais.

Vim li cas lub xub pwg nyom mob tom qab tshuaj loog?

Yooj yim hais: thaum cov pa roj CO2 ua rau cov hlab ntsha diaphragmatic, qhov mob raug xa mus rau sab saud los ntawm cov hlab ntsha sib txuas, thaum kawg tsaws hauv - thiab ua rau hnyav - lub xub pwg.

Yuav ua li cas pab lub xub pwg nyom tom qab phais?

Ice yog ib qho tseem ceeb ntawm kev kho mob tom qab phais mob nyem. Siv dej khovrau koj lub xub pwg yuav pab tswj tau ib qho o ntawm koj cov leeg mob lossis pob qij txha. Ice kuj pab txo qee qhov mob tom qab phais mob uas koj yuav ntsib.

Pom zoo:

Nthuav cov khoom
Puas talcum hmoov yaj hauv dej?
Nyeem ntxiv

Puas talcum hmoov yaj hauv dej?

Talc yog xyaum insoluble hauv dej, dilute ntxhia acids, thiab dilute daws ntawm alkali halides thiab alkaline hydroxides. Nws yog soluble hauv kub concentrated phosphoric acid. Vim li cas talcum hmoov tsis yaj hauv dej? Tsim Hauv Tsev.

Vim li cas thiaj siv schlieren photography?
Nyeem ntxiv

Vim li cas thiaj siv schlieren photography?

Schlieren kev yees duab yog txheej txheem pom kev uas yog siv los yees duab cov dej ntws ntawm qhov sib txawv. Tsim los ntawm German physicist lub yim hli ntuj Toepler nyob rau hauv 1864 los kawm supersonic motion, nws yog dav siv nyob rau hauv aeronautical engineering los yees duab cov ntws ntawm huab cua nyob ib ncig ntawm cov khoom.

Yuav rov hais dua email li cas?
Nyeem ntxiv

Yuav rov hais dua email li cas?

Koj tuaj yeem sim: "Kuv tab tom ua raws li hauv qab no" lossis "Ua raws li qhov no [thov / nug / haujlwm]" "Kuv rov qab rau hauv qab no" lossis "Circling rov qab rau ntawm no [thov / nug / assignment]