关于骨软骨瘤，下列哪项是错误的（） ["","是最常见的良性骨肿瘤，不发生恶变","好发于膝关节附近的长骨干骺端","常无明显临床症状","多发性的骨软骨瘤有家庭遗传倾向","好发于青壮年"]
可引起多毛、肥胖的是（） ["黄体囊肿","黄素囊肿","滤泡囊肿","多囊卵巢","巧克力囊肿"]
感光剂是指在摄影中能够纪录光学影像的（） ["A、感光能力","B、感光材料","C、感光物质","D摄影暴光"]
与滋养层细胞伴发的囊肿是（） ["黄体囊肿","黄素囊肿","滤泡囊肿","多囊卵巢","巧克力囊肿"]
速发型超敏反应时，外周血中常升高的细胞是（） ["中性粒细胞","中性杆状核粒细胞","嗜酸性粒细胞","中性分叶核粒细胞","嗜碱性粒细胞"]
简述何谓侵蚀性溃疡。
