机体及时发现与杀死癌变细胞的功能是()。 ["免疫防御","免疫耐受","免疫监视","免疫稳定","免疫清除"]
腋路臂丛阻滞哪一项不正确() ["针随腋动脉搏动而摆动","入腋鞘突破感","注药有外溢","注药后呈梭形扩散","针刺有坚实骨质感"]
下列哪项不是骨折的早期并发症() ["休克","骨筋膜室综合征","神经损伤","损伤性骨化","脂肪栓塞综合征"]
女性,42岁。用力后常感心前区闷痛、气短,既往有风湿性关节炎。为明确诊断,首选的检查是() ["X线","CT","MRI","心电图","超声心动图"]
当小腿骨筋膜室内的压力增高达到多少时,可使供应肌肉的小动脉关闭() ["25mmHg","35mmHg","45mmHg","55mmHg","65mmHg"]
《中华人民共和国文物保护法》第五十五条规定,禁止设立()、()和()的经营文物拍卖的拍卖企业。