![Vim li cas tus xaum xaum ib nrab tso rau hauv dej zoo li tau khoov? Vim li cas tus xaum xaum ib nrab tso rau hauv dej zoo li tau khoov?](https://i.answers-medical.com/preview/medical-health/13925761-why-a-pencil-partly-immersed-in-water-appears-to-be-bent-j.webp)
Video: Vim li cas tus xaum xaum ib nrab tso rau hauv dej zoo li tau khoov?
![Video: Vim li cas tus xaum xaum ib nrab tso rau hauv dej zoo li tau khoov? Video: Vim li cas tus xaum xaum ib nrab tso rau hauv dej zoo li tau khoov?](https://i.ytimg.com/vi/85YrDfsUIio/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Teb: Ib lo los yog xaum ib nrab immersed nyob rau hauv dej ntawm lub kaum sab xis pom nkhaus vim refraction ntawm lub teeb ntawm huab cua, dej nto. Ob txoj kab hluav taws xob cuam tshuam CX thiab DY, thaum tsim rov qab, tshwm kom tau ntsib ntawm taw tes kuv, ze rau lub dej nto tshaj O. Zoo sib xws txhua feem ntawm raus dej ib feem ntawm tus pas tau tsa.
Hauv qhov no, vim li cas tus pas nrig ncaj zoo li khoov hauv dej?
A tus pas nrig muab tso rau hauv dej tshwm ua khoov vim qhov refraction ntawm lub teeb. Qhov refraction ua rau pom kev hloov pauv ntawm txoj haujlwm ntawm ib feem ntawm tus pas nrig nyob rau hauv dej.
Tsis tas li ntawd, yuav muaj dab tsi tshwm sim thaum tus xaum xaum xau hauv ib khob dej? A xaum xaum nyob rau hauv dej hauv a iav zoo li tau khoov ntawm lub interface ntawm huab cua thiab dej vim qhov pom ntawm lub teeb. Qhov refraction ntawm lub teeb tshwm sim vim qhov hloov pauv ntawm lub teeb nrawm thaum nws mus los ntawm ib nrab mus rau lwm qhov.
Ua kom pom qhov no, vim li cas cov khoom zoo li khoov hauv dej?
Refraction nyob rau hauv a dej nto Saib ncaj yam , xws li tus xaum xaum hauv daim duab ntawm no, uas tau muab tso rau ntawm qhov nqaim, ib nrab hauv dej , cov yam tshwm sim rau khoov ntawm cov dej nto. Qhov no yog vim li cas khoov ntawm lightrays thaum lawv txav los ntawm dej mus rau theair.
Vim li cas ib npib pom tshwm hauv dej?
Vim yog qhov tshwm sim ntawm kev cuam tshuam lub teeb pom kev los ntawm npib thaum nkag los ntawm dej iav rau airthen nws tau refracted saveral lub sij hawm vim qhov Reflectedlight nkag mus rau peb los ntawm qhov deb me ntsis saum toj no npib.
Pom zoo:
Vim li cas cov kua dej hauv nruab nrab hu ua qhov chaw sab hauv ntawm lub cev?
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(PT) Cov kua dej nyob nruab nrab hu ua thaj chaw sab hauv ntawm cov cell vim tias: Kev ua haujlwm zoo ntawm lub cev hauv lub cev yog nyob ntawm qhov kev tswj xyuas qhov tseeb ntawm cov kua ib puag ncig lawv. Lub peev xwm los tawm tsam qhov kev txhawb siab
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Vim tias lub teeb tsis tuaj yeem mus nrawm hauv dej zoo li nws nyob hauv huab cua, lub teeb khoov ncig lub xaum, ua rau nws zoo li khoov hauv dej. Yeej, lub teeb pom kev zoo muab cov xaum me ntsis ua kom pom tseeb, uas ua rau lub kaum sab xis pom loj dua qhov nws ua tau tiag tiag, ua rau tus xaum xaum zoo li nkhaus
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Dej yog ib lub raj uas tso rau hauv lub plab kom tso cov kua dej tawm sab nraum lub plab. Qee tus kws phais mob niaj hnub tau tso tawm tom qab laparoscopic cholecystectomy vim tias ntshai tsam sau cov kua tsib los yog ntshav yuav tsum tau rov ua haujlwm
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Nws muaj feem cuam tshuam nrog chaw kho mob raws li nws tau siv tas li rau venipuncture (noj ntshav) thiab ua qhov chaw rau txhaj tshuaj cannula. Nws txuas cov basilic thiab cephalic leeg thiab ua qhov tseem ceeb thaum siv lub siab. Nws nyob hauv qhov cub fossa superficial mus rau kev ua haujlwm aponeurosis
Thaum tus kws kho mob tau tso cai tso cai ntau npaum li cas yuav tsum muaj kev sib ntsib tim ntsej tim muag tshwm sim ntawm tus kws kho mob thiab cov kws kho mob qib siab uas tau sau npe rau tus nais maum?
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Txawm li cas los xij, yog tias APRN lossis PA tau nyob hauv daim ntawv pom zoo tso cai nrog kws saib xyuas kws kho mob tsawg kawg tsib ntawm xya xyoo dhau los, cov rooj sib tham tim ntsej tim muag yuav tsum tshwm sim tsawg kawg ib hlis txog rau thawj hnub ntawm hnub uas tau pom zoo kos npe