
6. X光模擬定位儀、鈷60
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University
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品質保證 品質保證
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
根據行政院原子能委員會輻射醫療曝露品質保證標準,鈷六十放射性物質之遠隔治療機對光照野與輻射照野一致性之校驗項目,其容許值為何? (99-2)
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
關於射束對稱性品保許可值那些正確?①加速器光子<2% ②加速器電子<2% ③60Co治療機之射束<5% ④加速器光子<3% ⑤加速器電子<3% ⑥60Co治療機之射束<2%(103-1)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
於一般治療距離及最大射束照野下,在照野面積80%範圍內參考深度之劑量分布,依輻射醫療曝露品質保證標準規定,60Co遠隔治療機有用射束之平坦性,不得超過百分之多少?(101-1)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
依輻射醫療曝露品質保證標準規定,60Co遠隔治療機旋轉臂與準直儀角度指示器,角度誤差容許值要小於幾度? (101-1)
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
①直線加速器的光子輸出劑量②電腦刀的光子輸出劑量③60Co遠隔治療機的輸出劑量④電腦斷層治療機的光子輸出劑量。根據現行品保標準,請問每月輸出劑量誤差不得超過2%者有幾個? (101-2)
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
依據法規,光照野與輻射照野邊緣間之最大差異值要求那些正確? ①直線加速器小於3mm ②Co60小於3mm ③直線加速器小於2mm④Co60小於2mm ⑤直線加速器小於1mm (103-2)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
模擬定位機每月品質保證檢測中gantry/collimator mechanical angle indicators 的標準必須小於幾度?(101-2)
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