[名词解释] 空洞(cavity)

创伤性神经瘤(traumatic neuroma) 完全再生(complete regeneration) 痂下愈合 瘢痕疙瘩(keloid) 翼点位于哪几块骨的相接处() ["A．顶骨、蝶骨、筛骨、颞骨","B．枕骨、额骨、蝶骨、颞骨","C．顶骨、额骨、筛骨、蝶骨","D．顶骨、额骨、筛骨、颞骨","E．顶骨、额骨、蝶骨、颞骨"] 空洞(cavity)