Nsuku zonke usebenzisa izinto ezisebenzisa ama-wavelengths ahlukahlukene ukusuka ku- spectrum magnetic spectrum . Zonke izinhlangothi zomhlaba ngaphakathi kwe-spectrum zinikeza amandla ngendlela yama- electromagnetic radiation (EMR). Sisebenzisa leli gama nsuku zonke kufaka phakathi (kusuka kuhlu lwamagagasi amakhulu kunawo wonke kuya kumaza afushane):
- Amaza omsakazo - umsakazo we-AM / FM
- I-microwave - yenza kabusha ukudla kusukela kusihlwa ebusuku noma wenze i-popcorn
- I-Infrared - izilawuli ezikude kakhulu, izinkuni zokushisa okushisa
- Kubonakala - kusenza sibone imibala ehlukene
- I-Ultraviolet - ngemuva kokushisa kwelanga ngesikhathi sasehlobo
- X-ray - ewusizo enkampanini yezokwelapha yokubona ngaphakathi komzimba
- I-Gamma-ray - nayo iwusizo ekucabangeni kwezokwelapha
I-X-ray ingenye yezinhlobo zemisebe ye-electromagnetic engasetshenziswa ukuthatha isithombe sezakhi zangaphakathi zomzimba. Umshini we-x-ray uthumela izinhlayiyana ezincane, ezidlula kuzo zonke kodwa izinto ezinamandla kunazo zonke ezifana namathambo nensimbi, ukudala isithombe esikhethekile esibizwa ngokuthi i- radiograph . Amathoni nanoma yiziphi izinto zensimbi zizobonakala zimhlophe ku-radiograph. Isisindo, uketshezi, namafutha kuzobonakala njengegrey esithombeni, ngenkathi umoya uzovela omnyama. Isithombe esimnyama nesimhlophe esakhiwa sakha isithombe esingasiza kakhulu odokotela ekusizeni ukunquma ukuhlolwa kwakho kwezempilo.
Izingozi Ezihlobene Ne-X-Ray
Ukuba ne-x-ray akusizi ubuhlungu, kodwa uma kwenziwa njalo, kungabhekana nengozi yokuba nomdlavuza kamuva ekuphileni.
Lo mngcipheko uphansi kakhulu futhi kufanele ulinganiswe ngenzuzo yokuba nemifanekiso. Kubaluleke kakhulu ukuthi utshele uchwepheshe we-x-ray uma ukhulelwe.
Ingozi ehambisanayo ephuma emisebeni yomsakazo iningi elilinganiselwa kuma-atomic abasindile ebhomu eJapane kusukela ngo-1945. Ukuze uqonde kangcono lokhu, amagama amabili abaluleke kakhulu.
I-Roentgens yigama elisetshenziselwa ukuchaza inani lemisebe yomsindo emoyeni. Leli gama libizwa ngokuthi umsunguli we-ray ray, u-Wilhelm Roentgen, ngo-1895. Umthamo ophumelelayo ulinganiselwa ku- sieverts (i-Sv) echaza ngenani lonke umthamo womzimba womswakama. Ukuphakama kwenombolo, ukuvezwa kweminye imisebe owamukelayo.
Kunezilinganiso ezihlukahlukene zokuthi ingozi enkulu yokuthola umdlavuza ivela ekuvezeni imisebe, kodwa-ke, ukuhlola kwe-CT kubonakala sengathi kuyingozi kakhulu. I-x-ray eyodwa ine-exposure ephansi yama-radiation futhi ngokuvamile ihamba ngamaphesenti angu-0.02 (mSv). I-scan ye-CT ingaba yi-2 mSv (iNhloko CT) ibe yi-16 mSv (i-Coronary CT Angiogram), okulingana no-100 kuya ku-800 x-ray.
Yini ongayilindela i-X-Ray
Ungase ucelwe ukuthi ugqoke isembatho esibhedlela futhi ususe noma yikuphi ubucwebe obembetheyo ngoba buzovela kwi-ray ray. Kuncike endaweni ozoyihlola ngayo ungase ucelwe ukuthi ube nezikhundla ezihlukene, ezinye zazo zingase zibe nzima. Noma kunjalo, kuthatha okwesibili ukuthatha i-x ray, ngakho lokhu kuyesikhashana. Kanti futhi, kuye ngokuthi indawo enayo i-imaged, ingcweti ingathatha amahlumela amaningana avela ehlukene. Izithombe zivame ukuhunyushwa udokotela obizwa ngokuthi i-radiologist, ogxile ekuhlaziyeni lezi zivivinyo.
Imiphumela iyathunyelwa kudokotela wakho.
Ingabe Ingozi Iyadingeka?
Kubalulekile ukuba nale ngxoxo nodokotela wakho . Kufanele uhlale ubuza, "ingabe i-x ray noma i-ct scan izoba nomthelela ekunakekeleni kwami?" Uma isifundo se-imaging singeke sishintshe izinto, cishe uzoba ngcono ukuweqa ukuhlolwa. Kodwa-ke, uma ukwelashwa kungashintsha ngokuya ngemiphumela ye-x-ray noma i-CT scan, cishe cishe kuyoba yingozi encane.
Imithombo:
Isikhungo se-Chandra X-ray. (nd). Uphi "X" ku "X-ray" evelaphi? http://chandra.harvard.edu/blog/node/62
I-High Energy Astrophysics Science Archive Research Centre. (2014). I-spectromagnetic Spectrum. http://imagine.gsfc.nasa.gov/science/toolbox/emspectrum1.html
Lee, CI & Elmore, JG (2015). Izinhlekelele Ezihlobene Neziphuthumayo Zokuzicabangela Ukucabangela. http://www.uptodate.com (Okubhaliselwe Kudingeka).
I-Medline Plus Medical Encyclopedia. X-Ray. http://www.nlm.nih.gov/medlineplus/article/003337.htm.
Ukuphathwa kwe-US nokuDrug. (2016). Yiziphi Izinhlekelele Zomshuwalense Ezivela ku-CT? http://www.fda.gov/Radiation-EmittingProducts/RadiationEmittingProductsandProcedures/MedicalImaging/MedicalX-Rays/ucm115329.htm