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放射医学技术中级题库(章节练习+模拟试卷)

  • 2026-09-21 14:48:06
放射医学技术中级题库(章节练习+模拟试卷)

各位学员们注意啦!

小鸭为大家整理了适用于全国考生的经典题型真题案例易错题型,大家可以自测下感受题库的出题方向和难易程度。

考试题库真题

单选题

下列关于脑出血的描述,哪项不正确?()

A.急性期CT表现为高密度灶,CT值一般在100Hu以上

B.亚急性期血肿周边吸收,中央呈高密度

C.慢性期CT图像上呈水样密度

D.基底节区血肿多呈肾形

E.血肿强化后可呈靶征

答案:A

解析

选项A不符合题意。急性期CT表现为高密度灶,但CT值一般在80-100Hu之间,不会超过100Hu。其他选项描述均正确。

单选题

颈椎斜位标准片所见,错误的是()。

A.第1至7颈椎于照片正中显示

B.椎间孔呈卵圆形序列,边缘清晰锐利

C.椎弓根投影于椎体后1/3

D.下颌骨不与椎体重叠

E.诸椎体骨纹理清晰可见,椎间隙明确易分辨

答案:C

解析

选项C不符合题意。颈椎斜位标准片中,椎弓根应投影于椎体前1/3,而非后1/3。其他选项均符合颈椎斜位标准片的要求。

单选题

关于静脉胆道造影的叙述,错误的是()。

A.胆囊显影率高

B.不需做碘过敏试验

C.肝肾功能严重损害者禁忌

D.适应口服胆囊造影不显影者

E.常规摄取俯卧位片,右侧抬高30度

答案:B

解析

选项B不符合题意。进行静脉胆道造影前需要做碘过敏试验,因此选项B错误。

单选题

下列哪项不是多层螺旋CT的显著忧势?()

A.扫描速度更快

B.提高了图像的空间分辨力

C.增加了X线管的损耗

D.提高了X射线的利用率

E.CT透视定位更加准确

答案:C

解析

选项C不符合题意。多层螺旋CT通过减少X射线的重复扫描,提高了X射线的利用率,而非增加损耗。选项C是关键干扰项。

单选题

X线体层摄影目前已基本被以下哪项检查所取代()

A.CR

B.DR

C.USG

D.MRI

E.CT

答案:E

解析

选项E符合题意。X线体层摄影技术由于其辐射剂量较高且图像质量不如CT,已被CT检查基本取代。选项A、B、C和D虽然在医学影像中广泛应用,但并不具备X线体层摄影的功能和特点。

单选题

放射工作人员每半年进行一次健康检查,检查项目应是()

A.放射线承受既往史的调查

B.红细胞或全血比重检查

C.眼晶状体检查

D.白细胞总数和分类检查

E.以上都是

答案:E

解析

选项E符合题意。放射工作人员需要定期进行全面健康检查,以监测其健康状况。各检查项目应包括既往史调查、红细胞或全血比重检查、眼晶状体检查以及白细胞总数和分类检查,确保覆盖所有潜在风险。

单选题

以下哪个腺体不是内分泌腺?()

A.肝脏

B.甲状腺

C.垂体

D.松果体

E.甲状旁腺

答案:A

解析

选项A不符合题意。肝脏虽然具有分泌功能,但不属于内分泌腺,因为它不直接分泌激素进入血液循环。其他选项均属于内分泌腺。

单选题

关于M=1+b/a叙述正确的是()

A.M表示放大率

B.a表示肢片距

C.b表示焦片距

D.影像放大对像质的影响大于变形

E.放大对成像是有害的

答案:A

解析

选项A符合题意。M=1+b/a是放大率的计算公式,其中M表示放大率,b表示焦片距。其他选项不符合题意,如a表示肢片距而非焦片距。

单选题

对连续X线在物质中衰减的叙述,错误的是()。

A.低能X线光子更易被吸收

B.透过物质后的射线平均能量提高

C.透过物质后平均能量接近最高能量

D.透过物质后的射线量减少而质不变

E.窗口滤过板滤过的是低能X线光子

答案:D

解析

选项D不符合题意。X线在物质中衰减时,量会减少,但质也会变,即平均能量提高。选项C和B描述了这一过程,因此D错误。

单选题

下列像素叙述正确的是()

A.像素数量少则像素尺寸小

B.像素越大细节越多

C.像素越小分辨率越高

D.像素越小图像越大

E.像素越大图像越小

答案:C

解析

选项C符合题意。像素越小,每个像素占据的空间就越小,从而提高分辨率。选项A错误,像素数量少则像素尺寸大。

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  138. /www/wwwroot/www.sjds.net/vendor/topthink/think-template/src/template/contract/DriverInterface.php ( 0.86 KB )
  139. /www/wwwroot/www.sjds.net/runtime/temp/022a5b1eae5a9e3c31e54f699d8ae600.php ( 8.05 KB )
  140. /www/wwwroot/www.sjds.net/vendor/topthink/think-trace/src/Html.php ( 4.42 KB )
  1. CONNECT:[ UseTime:0.000597s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001057s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000475s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000401s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000661s ]
  6. SELECT * FROM `set` [ RunTime:0.000374s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000836s ]
  8. SELECT * FROM `article` WHERE `id` = 514587 LIMIT 1 [ RunTime:0.000498s ]
  9. UPDATE `article` SET `lasttime` = 1790055575 WHERE `id` = 514587 [ RunTime:0.002637s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000368s ]
  11. SELECT * FROM `article` WHERE `id` < 514587 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000407s ]
  12. SELECT * FROM `article` WHERE `id` > 514587 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000471s ]
  13. SELECT * FROM `article` WHERE `id` < 514587 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000671s ]
  14. SELECT * FROM `article` WHERE `id` < 514587 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001777s ]
  15. SELECT * FROM `article` WHERE `id` < 514587 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000789s ]
0.096992s