The symptoms of Paget's disease are _____.
A. pain
B. fracture
C. hearing loss
D. scar formation
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Malignant tumors like _____ most commonly metastasize to lungs.
A. osteosarcoma
B. chondrosarcoma
C. hysteromyoma
D. sarcoma
Signs of bone tumors are _____
A. easy fracture
B. pain
C. increase in serum calcium and alkaline phosphatase
D. bleeding
Treatments of rheumatoid arthritis incluede _____.
A. rest
B. physical therapy
C. analgesics
D. anti-inflammatory drugs
癫痫的主要发病机制是( )。
A. 循环血量不足导致血压急剧下降
B. 心率失常或急性心腔排出受阻导致心排血量锐减
C. 严重脑血管闭塞性病变引起全脑供血不足
D. 大脑神经元过度异常放电引起的短暂神经功能障碍