下列哪个因素使冠脉血流量减少（） ["主动脉压在60～150mmHg范围内升高","左室舒张期末压下降","二氧化碳蓄积","血乳酸增多","产生腺嘌呤核苷酸增加"]
男婴，11月，咳嗽，结合图像，最可能的诊断是（） ["畸胎瘤","肺隔离症","肾母细胞瘤","嗜咯细胞瘤","神经源性肿瘤"]
下列哪项不是计划生育的内容（） ["优育","优生","晚育","节育","晚婚"]
癫儿的药物治疗原则，不正确的是（） ["早期","联合","足量","规律","长程"]
下列哪项指标反映心肌自律性高低（） ["静息电位水平","阈电位水平","动作电位0期去极化速度","4期自动去极化速度","最大复极电位水平"]
关节痛概述。
