A.前沟牙类毒蛇B.管牙类毒蛇C.后沟牙类毒蛇D.沟牙类毒蛇E.前管牙类毒蛇
A.初起皮肤呈苍白,有冷痛麻木感B.触觉丧失C.暗红漫肿,腐烂D.自觉灼痛,瘙痒E.湿性坏疽
A.畏寒,发热,全身肌肉酸痛,甚或肝大,黄疸B.头晕,胸闷,四肢乏力C.尿血,便血,咯血或吐血D.视物不清,言语不清,牙关紧闭E.伤口无红肿,自觉麻木或微痛