下列哪项对脑血流量自身调节影响不明显()
A.硫喷妥钠
B.神经体液因素
C.颅内疾患
D.挥发性麻醉药
E.脑血管扩张药
参考答案:A
-The doctor told me ____ too much, but I find it difficult.
-The doctor is right. The less you drink. ____ you will be.
A.don’t drink; the healthier
B.not to drink; the healthier
C.not to drink; the more healthier
D.don’t drink; healthier
下述肾脏疾病的CT表现中哪项不正确()
A.肾盂癌-肾窦区肿块,密度高于尿液而低于肾实质
B.膀胱癌-自膀胱突向腔内肿块和(或)膀胱壁局限性不规则增厚
C.输尿管肿瘤-输尿管梗阻端类似肌肉密度的软组织肿块
D.肾撕裂伤-肾脏周围的新月状高密度病变
E.多囊肾-双肾布满多发大小不等圆形或圆卵形水样低密度病变