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【多选题】
下列关于神经细胞生物电的叙述正确的是A.
静息电位接近E K
B.
如果膜对K + 的通透性增大,静息电位增大
C.
动作电位的峰值非常接近E Na
D.
动作电位复极化是由于K + 外流形成
E.
动作电位复极化是由于Cl - 内流形成
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举一反三
【单选题】关于鼓膜的描述,错误的是
A.
构成鼓室外侧壁的大部分
B.
位于外耳道与鼓室之间,与外耳道底约成45°~50°的倾斜角
C.
婴儿鼓膜更为倾斜,几乎呈水平位
D.
鼓膜周缘较厚,附着在颞骨鼓部和鳞部
E.
鼓膜中心部向内凹陷,称鼓膜脐,为砧骨柄末端附着处
【单选题】When expressing thanks to a business client who has given you a gift, you should:
A.
send an e-mail because it is faster and more efficient
B.
send a handwritten note
C.
call within 72 hours
D.
a verbal thank you is enough
【单选题】Richard works for a small local newspaper as the advertising manager. Richard thinks he has been giving his subordinates plenty of encouragement because he says "thank you" when they turn in their pro...
A.
meaning resides in the words we use.
B.
the verbal channel is fatally flawed.
C.
there is no guarantee that a message will be understood as the sender intended.
D.
Richard is a good supervisor.
【单选题】When expressing thanks to someone who has given you a gift, you:
A.
Send an email because it is faster and more efficient
B.
Send a handwritten note within 48 hours
C.
Pick up the phone and call within 72 hours
D.
Consider a verbal thank you sufficient
【判断题】When a verbal thank you is disruptive, you can use your fingers to show your gratitude by knocking them slightly on this table.
A.
正确
B.
错误
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