主动脉瓣狭窄的病理生理特点不包括()
A.左室压力超负荷
B.左室顺应性增加
C.心内膜下缺血
D.心排血量减少
E.心肌耗氧增加
参考答案:B
读一读,补全对话。
A: Hi, Jack. This is mom. 1._______________ ?
B: I'm reading a book.
A: 2.________________________ ?
B: No, my sister isn't reading. She's playing.
A: 3._____________ ?
B: My brother is drawing on the floor.
A: 4.__________________ ?
B: My father is sleeping.
A: What? 5.________ ?
B: He's in the study.
属于无芽胞厌氧菌的是 ()
A.坏死梭杆菌
B.艰难梭菌
C.破伤风杆菌
D.产气荚膜梭菌
E.肉毒梭菌