“Under the skin and muscles of the head is the skeleton of the head, which is called” skull“(the teacher clicks on the arrows on the screen to the left and right of the image of the skull,showing the skull from all aspects). What is the name of the skeleton of the head? The bones of theskull are arranged very close to each other. Remember the name of such a bone connection (fixedconnection). The skull distinguishes 2 divisions - the brain and face divisions. Which divisions arediscriminated in the skull structure? Let's name the bones of the brain skull division (the teacherhovers over a particular part of the three-dimensional skull image, it becomes brighter, there isan inscription in the form of strips, which is sounded, and the students repeat these names: thefrontal bone, the parietal bone, the occipital bone, the temporal bone). Please note that there arepaired bones in the brain skull division: two parietal and two temporal bones (the teacher againturns the three-dimensional image of the skull with the cursor, indicating the paired bones).What are the names of the paired bones of the brain skull division? Why do you think this divisionof the skull is called the brain? That's right, the bones of the brain skull division protect the brainfrom damage. So, the bones of the brain skull division have fixed connection. What danger do youthink it would be for a human being if the bones of the skull had a mobile connection? Why? ”