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【单选题】
Do Chinese painters strive to present the things of daily reality exactly how they are? Why?A.
No, they do not, because for Chinese people painting was almost like a magic power that may change our daily reality.
B.
No, they do not, because Daoists do not believe in the importance of daily reality, and try to escape from by drawing imaginary paintings.
C.
Yes, they do, because Confucianism strongly influenced the art of painting, and they being very pragmatical believed that even paintings one should represent the reality as close as one can.
D.
Yes, because they are good at observing and imitating the shape of the real world. Thus they always strive for perfection in paintings.
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【简答题】图1是人体某种反射的反射弧结构，虚线方框甲、乙代表神经中枢。图2是图1中F结构的放大图。请回答下列问题： 甘氨酸是一种神经递质，破伤风杆菌分泌的毒素阻止神经末梢释放甘氨酸，引起肌肉持续收缩而痉挛，由此可知，甘氨酸使下一个神经元（）（填“兴奋”或“抑制”）。
【单选题】破伤风杆菌可阻止神经末梢释放甘氨酸，从而引起肌肉痉挛和惊厥，由此可知 [ ]
A.
破伤风杆菌通过核糖体合成甘氨酸
B.
甘氨酸是一种信息分子
C.
甘氨酸可以使下一个神经元的膜电位变为外负内正
D.
破伤风杆菌可引发免疫失调疾病
【单选题】关于新生儿破伤风说法错误的是（）
A.
通常是在接生断脐时，由于接生人员的手或所用的剪刀、纱布未经消毒或消毒不严密，脐部被破伤风杆菌侵入而引起
B.
多数发生在出生后1个月后
C.
伤风梭状杆菌侵入脐部、并产生痉挛毒素而引起以牙关紧闭和全身肌肉强直性痉挛为特征的急性感染性疾病
D.
痉挛发作时患儿神志清楚为本病的特点，任何轻微刺激即可诱发痉挛发作
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