Yuav ua li cas nco ntsoov radiopaque vs radiolucent?

Cov txheej txheem:

Yuav ua li cas nco ntsoov radiopaque vs radiolucent?
Yuav ua li cas nco ntsoov radiopaque vs radiolucent?
Anonim

Radiolucent - Hais txog qauv uas tsis tshua ntom thiab tso cai rau lub x-ray beam hla lawv. … Radiopaque – Hais txog cov qauv uas tuab thiab tiv thaiv txoj kev x-rays. Cov qauv siv hluav taws xob pom lub teeb lossis dawb hauv cov duab hluav taws xob.

Yuav ua li cas pom radiopaque ntawm lub xov tooj cua?

Radiopaque ntim ntawm cov khoom muaj dawb tsos ntawm cov duab hluav taws xob, piv nrog cov tsos tsaus nti ntawm cov khoom siv hluav taws xob. Piv txwv li, ntawm cov duab hluav taws xob, cov pob txha zoo li dawb lossis lub teeb grey (radiopaque), thaum cov leeg thiab tawv nqaij zoo li dub lossis grey tsaus, feem ntau pom tsis pom (radiolucent).

Dab tsi txiav txim siab radiopacity?

Cov xov tooj cua nyob ntawm tus lej atomic (tus lej atomic siab dua, ntau lub xov tooj cua ntau dua cov ntaub so ntswg / khoom), lub cev opacity (cua, kua thiab cov ntaub so ntswg muaj kwv yees li ntawm cov ntaub so ntswg / khoom) tib tus lej atomic, tab sis lub ntiajteb txawj nqus ntawm huab cua tsuas yog 0.001, hos cov kua thiab cov ntaub so ntswg yog 1, yog li huab cua yuav tshwm sim …

Puas yog huab cua radiopaque lossis radiolucent?

Lub ntsws uas muaj cua yog qhov yooj yim tshaj plaws nkag mus thiab nqus cov nqaj tsawg tshaj plaws - lawv suav tias yog radiolucent. Pob txha yog ntom thiab absorbs ntau ntawm cov nqaj - lawv suav hais tias yog radiopaque.

Puas yog calculus radiopaque lossis radiolucent?

Cystine calculi yog hais tias yog radiolucent lossis radiopaque. Hauvyav dhau los, kev sib kis ntawm cov calculi nrog calcium tau muab los ua qhov laj thawj rau cov tsos mob radiopaque. Txawm li cas los xij, feem ntau cov pob zeb cystine yog cov cystine ntshiab thiab muaj qhov tseem ceeb tsis muaj calcium.

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