skull bones are fixed because, they protect your brain...just like your rib bones protect your heart....but if you dont get them fixed then your brain can be damaged in some way either little or big...life or death...that is why skulll bones are fixed.
An immovable joint. (sutures joining the bones of the skull)
Fixed joint. When you are born, there are gaps in your skull, then they start to get put together and it becomes a fixed joint.
The jaw joint
An immovable joint. (sutures joining the bones of the skull)
The atlantoccipital joint which is a gliding joint, not as some people believe it to be a pivot joint. The pivot joint in this area is the atlantoaxial joint which is between C1 & C2 and doers not come into contact with the skull.
In babies the skull joint is the fontanel (fontanelle) which helps in birth due to its flexibility but in the adult the skull joint is a fixed joint or a synarthrotic joint (immovable) called a suture.
no
skull'
The shoulder joint is a ball and socket joint, allowing a wide range of motion. The joints between the skull plates are fibrous joints known as sutures, which are immovable joints that provide strength and support to the skull.
A fibrous joint is an immovable joint. An example would be the bones in the skull.
The joint at the top of your skull is called the atlanto-occipital joint. It connects the base of your skull (occipital bone) to the top of your spine (atlas bone) allowing for nodding motions of the head.
Fibrous joint