Question 773
{"accessible":false,"alternatives":[{"id":3922,"text":"A photomultiplier is used to read TLD dose information. "},{"id":3923,"text":"Doses at multiple points on a patient can be measured simultaneously."},{"id":3924,"text":"TLDs are tissue equivalent at all x-ray energies."},{"id":3925,"text":"TLDs can be made to fit a fingertip."}],"archived":false,"correctAlternativeId":3924,"explanation":"\u003cp\u003eThermoluminescent dosimeters (TLDs)\u0026nbsp;are a passive radiation detection device that is used for personal dose monitoring or to measure patient dose. Although the material used (e.g. CaSO4:Dy or LiF) is near tissue equivalent at doses used in medical imaging, this is not true for all x-ray energies.\u0026nbsp;\u003c/p\u003e\u003cp\u003eAdapted from\u0026nbsp;\u003ca href=\"https://en.wikibooks.org/wiki/Basic_Physics_of_Digital_Radiography\"\u003eBasic Physics of Digital Radiography\u003c/a\u003e\u0026nbsp;by\u0026nbsp;Kieran Maher,\u0026nbsp;with author's permission (License:\u0026nbsp;\u003ca href=\"https://creativecommons.org/licenses/by-sa/3.0/\"\u003eCreative Commons\u0026nbsp;BY-SA 3.0\u003c/a\u003e).\u003c/p\u003e","id":773,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/773","nextQuestionPath":"/articles/thermoluminescent-dosimeter/questions/659","relatedArticles":[],"alsoUsedIn":[],"stem":"\u003cp\u003eIn regards to thermoluminescent dosimeters (TLDs),\u0026nbsp;which of the following statements is \u003cstrong\u003eFALSE\u003c/strong\u003e?\u003c/p\u003e","menuLinks":[{"text":"Report problem with question","url":"https://docs.google.com/forms/d/e/1FAIpQLSfO3soWYhOjJ7yErSysyCe5V4A1CqW7WK3rDA7MtAkecMGqNw/viewform?entry.1624461248\u0026entry.553583435=https://radiopaedia.org/questions/773"}],"attemptsPercentages":[{"alternativeId":"3925","percentage":21},{"alternativeId":"3922","percentage":11},{"alternativeId":"3923","percentage":27},{"alternativeId":"3924","percentage":41}],"promptToLogin":false,"questionManager":false,"articleId":"thermoluminescent-dosimeter"}