垂体微腺瘤是指() ["A．<5mm的肿瘤","B．<10mm的肿瘤","C．<15mm的肿瘤","D．<20mm的肿瘤","E．<25mm的肿瘤"]
淡水与海水淹溺的病理生理改变有何异同？
反射性交感神经营养不良
一般头颈部癌术后放射治疗剂量应为() ["A．20Gy左右","B．30Gy左右","C．40Gy","D．50Gy～65Gy","E．80Gy左右"]
骶骨前后位，中心线应() ["A．向头侧倾斜5°～15° ","B．与检查床垂直 ","C．向头侧倾斜15°～30° ","D．向足侧倾斜5°～15° ","E．向足侧倾斜15°～30°"]
手的休息位
