下列叙述中,正确的为哪句() ["小肠始于幽门,止于盲肠","通常横膈左侧高于右侧","肾静脉注入下腔静脉","通常右肾高于左肾","髂外动脉供应盆腔内脏器的营养"]
软骨母细胞瘤的组织成分不包括() ["软骨母细胞","基质细胞","多核巨细胞","少量软骨","软骨基质呈窗格状或花边状钙化"]
赫姆硫螺旋体的主要传播媒介是() ["蜱","蚊","虱","鼠","猪"]
诊断骨肉瘤最重要的组织学依据是() ["肉瘤细胞的异型性","出现软骨肉瘤图像","出现纤维肉瘤图像","出现肿瘤性类骨组织或骨组织的图像","出现破骨细胞型多核巨细胞的图像"]
不符合骨母细胞瘤特点的是() ["多见于中青年男性","好发于下肢骨、椎骨及颌骨","伴发骨痛","肿瘤大小多为2~10cm","瘤组织富含成骨细胞,细胞异型性明显,核分裂象多见"]
小儿肥胖症的最主要的治疗措施是()和()。