单选题破伤风抗毒素的作用是（ ）。A清除毒素来源B杀灭破伤风杆菌C抑制破伤风杆菌生长D中和体内游离毒素E减少破伤风毒素产生
单选题
破伤风抗毒素的作用是（ ）。
A
清除毒素来源
B
杀灭破伤风杆菌
C
抑制破伤风杆菌生长
D
中和体内游离毒素
E
减少破伤风毒素产生
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