皮皮学，免费搜题
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【单选题】
动作电位到达轴突末梢引起突触前膜递质的释放,与下列哪项有 兴奋在有髓神经 A 局部流 B 动作电位 C 神经冲动 D 轴浆运输 E 跳跃式传导A.
Ca 2+ 外流
B.
K + 外流
C.
Na + 外流
D.
Ca 2+ 内流
E.
K + 内流
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皮皮学刷刷变学霸
举一反三
【单选题】Of all the symbols, ______, which are considered to represent fertility and new life, are those most frequently associated with Easter.
A.
the pumpkin and the turkey
B.
the lamb and the beef
C.
the spring peas and tile potatoes
D.
the egg and the rabbit
【简答题】大叶性肺炎病人胸部的叩诊音应是()。 A清音 B过清音 C浊音 D鼓音
【单选题】Of all the symbols, ______, which are considered to represent fertility and new life, are those most frequently associated with Easter.
A.
the pumpkin and the turkey
B.
the lamb and the beef
C.
the spring peas and the potatoes
D.
the egg and the rabbit
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