When a hurricane passes into high latitudes over colder water and the source of heat is disrupted,the storm assumes the characteristics of().
A. a high pressure area
B. an extratropical cyclone
C. a tropical storm
D. an easterly wave
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痰液直接涂片法,可能查到下述哪种寄生虫()
A. 肝吸虫
B. 长膜壳绦虫
C. 溶组织内阿米巴
D. 结肠小袋纤毛虫
E. 血吸虫
治疗痄腮邪毒引睾窜腹,首选方剂是()
A. 龙胆泻肝汤
B. 导气汤
C. 金铃子散
D. 橘核丸
E. 左金丸