Cranium

• it forms the forehead and bony sockets that contain the eyes.

  frontal bone
• forms the roof and upper sides of the skull. 


  parietal bone
• is a small round part of the temporal bone behind the ear.

  mastoid process
• form the lower sides and base. 


  Two temporal bones
• forms the back and base of the skull and joins 


  occipital bone
• forming a suture (a joining line) of cranial bones.

  parietal and temporal bones
• the occipital bone has an opening called

  
  

  foramen magnum
• extend behind the eyes and forms part of the base of the skull


  sphenoid bone