[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fMngtXDlrwzso7uweAxFB2_DL0y8YdjP2EizSS21yvDA":3},{"id":4,"source":5,"question":6,"options":7,"answer":12,"related":13,"type":24,"origin":112,"createTime":26},149469039,"v1","生物医用金属材料在医学应用中存在的问题是",[8,9,10,11],"生物环境造成金属离子向周围组织扩散导致的不良后果","金属材料的力学性能与生物体不匹配,造成局部应力引起不适","金属材料容易导电导热,引起生物电传导紊乱","导致过安检口报警而不方便",[],[14,27,31,41,51,61,71,81,91,101],{"id":15,"source":5,"question":16,"options":17,"answer":22,"related":23,"type":24,"origin":25,"createTime":26},149469035,"生物医用金属材料是",[18,19,20,21],"一般是生物惰性的","包括不锈钢、Co基合金、Ti基合金、贵金属等","在临床方面运用广泛","金属Li是一种新型的生物医用金属材料,因为其质量轻",[],[],1,null,"2024-06-07T14:29:12+08:00",{"id":4,"source":5,"question":6,"options":28,"answer":29,"related":30,"type":24,"origin":25,"createTime":26},[8,9,10,11],[],[],{"id":32,"source":5,"question":33,"options":34,"answer":39,"related":40,"type":24,"origin":25,"createTime":26},149469043,"医用金属不锈钢运用较多的是奥氏体不锈钢,主要原因可能是",[35,36,37,38],"马氏体不锈钢比奥氏体不锈钢软","马氏体不锈钢稳定性差","奥氏体不锈钢的韧性优于马氏体不锈钢","奥氏体不锈钢无磁性、耐腐蚀性能好",[],[],{"id":42,"source":5,"question":43,"options":44,"answer":49,"related":50,"type":24,"origin":25,"createTime":26},149469047,"Co-Cr-Mo合金作为医用生物金属的优点是",[45,46,47,48],"具有比不锈钢高的耐腐蚀性","综合力学性能好","生物相容性好","可精密铸造成形状复杂的修复体",[],[],{"id":52,"source":5,"question":53,"options":54,"answer":59,"related":60,"type":24,"origin":25,"createTime":26},149469050,"生物医用金属常用的贵金属有",[55,56,57,58],"Au","Ag","Pt","Cu",[],[],{"id":62,"source":5,"question":63,"options":64,"answer":69,"related":70,"type":24,"origin":25,"createTime":26},149469052,"对于生物陶瓷描述合理的是",[65,66,67,68],"与人体工程相关的陶瓷材料","一般含有Ca、P、K、Mg、Na、Al和Ti离子","一般不含Pb离子","也有可能含有Si离子",[],[],{"id":72,"source":5,"question":73,"options":74,"answer":79,"related":80,"type":24,"origin":25,"createTime":26},149469054,"生物陶瓷可分为下列哪几类",[75,76,77,78],"近似惰性的生物陶瓷","表面活性生物陶瓷","可吸收生物陶瓷","复合型生物陶瓷",[],[],{"id":82,"source":5,"question":83,"options":84,"answer":89,"related":90,"type":24,"origin":25,"createTime":26},149469056,"关于生物活性玻璃,描述合理的是",[85,86,87,88],"植入后再界面上通过离子交换和溶解形成沉淀反应","可在表面形成磷灰石晶体","残留下的玻璃不能被巨噬细胞吞噬","玻璃附近的软骨芽细胞和造骨细胞增殖活跃",[],[],{"id":92,"source":5,"question":93,"options":94,"answer":99,"related":100,"type":24,"origin":25,"createTime":26},149469058,"羟基磷灰石HAP的合理描述是",[95,96,97,98],"在人体牙齿的含量是95%","在人体骨骼中的含量是65%","是非脊椎动物的骨骼主要成分","是人体皮肤的主要成分",[],[],{"id":102,"source":5,"question":103,"options":104,"answer":109,"related":110,"type":111,"origin":25,"createTime":26},149469060,"生物医用高分子材料按性能可以为",[105,106,107,108],"天然和人工高分子材料","非降解型和可生物降解型","活性和惰性高分子才材料","药用和手术用高分子材料",[],[],0,{"courseName":113,"courseImg":114,"workName":115,"workId":116,"count":117,"courseId":118},"新材料与经济发展","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6a9728adf7a593e58b86fcbd440bc14b.jpg","9.3 自测题","b066fb28b24f45db86826315761342ba",10,"855adcc454fa76aea9d93c8df0d33e90"]