[名词解释] M波

基强度 峰潜伏期 腹膜种植性转移癌可来自() ["A．肝癌 ","B．肠癌 ","C．胃癌 ","D．卵巢癌 ","E．膀胱癌 "] 可乐定的降压机制是() ["A．阻断中枢咪唑啉受体","B．激动中枢α2受体","C．阻断外周a-受体","D．阻断β1受体","E．耗竭神经末梢去甲肾上腺素"] 属于恶性瘤的是() ["A．精原细胞瘤 ","B．Ewing瘤 ","C．乳头状瘤 ","D．淋巴瘤 ","E．Bowen病"] M波