[名词解释] 细胞外基质(extracellular matrix)

对耳颞神经正确的说法是() ["A．出腮腺分部于耳部","B．出腮腺至颞区","C．是上颔神经的分支","D．是面神经的分支","E．在腮腺浅面上行"] 修复(repair) 面部“危险三角”的感染传入颅内经过() ["A．滑车上静脉","B．眶上静脉","C．面横静脉","D．颞浅静脉","E．以上都不对"] 再生(regeneration) 生长因子(growth factor) 细胞外基质(extracellular matrix)