[名词解释] 异律分节

胃型或肠型可见于（） ["急性胃扩张","幽门管溃疡","肠梗阻","极度消瘦者","Crohn病"] 双肢型附肢 节肢 混合体腔 教科书编写遵循的原则为（） ["A、科学性、操作性、基础性、适用性","B、普遍性、思想性、基础性、适用性","C、科学性、思想性、基础性、适用性","D、科学性、思想性、强制性、适用性"] 异律分节