人的头颅由23块颅骨组成,可分为脑颅和面颅两部分。脑颅位于颅的后上部,由8块颅骨组成,即额骨、筛骨、蝶骨、枕骨各一块和顶骨、颞骨各两块。这些颅骨共同组成了颅腔,起支持和保护脑的作用。面颅位于颅的前下部,也就是人的面部,面颅由15块颅骨构成,包括犁 Human skull consists of 23 skull, can be divided into two parts of the brain and facial skull. The brain is located in the posterior cranial, composed of 8 skull, that is, the frontal bone, ethmoid bone, sphenoid bone, occipital bone and the parietal bone, the temporal bone of the two. Together these skulls form the cranial cavity that serves to support and protect the brain. Facial skull is located in the lower anterior cranial, that is, the human face, facial skull composed of 15 skull, including plow