患者男,56岁。素患眩晕,因情急恼怒而突发头痛而胀,继则昏厥仆倒,呕血,不省人事,肢体强痉,舌红苔黄,脉弦。其病机是()
A.气郁
B.气逆
C.气脱
D.气陷
E.气结
参考答案:B
胚胎发育分几期,分别是哪些期,超声最早在哪期可显示胎囊()
A.Ⅲ期,孕卵期、胚胎期、胎儿期;胚胎期
B.Ⅲ期,孕卵期、胚胎期、胎儿期;胎儿期
C.Ⅱ期,孕卵期、胎儿期;胎儿期
D.Ⅱ期,胚胎期、胎儿期;胎儿期
E.Ⅱ期,孕卵期、胚胎期;胚胎期
Most of us think of sharks as dangerous, owing to lack of information rather than fear.
A. due to B. becauseC. as D. for