Skull

• Calotte refers to the skull cap
• Cranium refers to all except the mandible
• The skull is everything including the mandible
• There are 16 named bones of the skull
• Cranial bones articulate at surtures
• Coronal suture separates the frontal and parietal bones
• Sagital suture separates the 2 parietal bones
• Lamboid separates the occipital and parietal
• Squamosal separates the temporal from frontal and parietal
• Sphenofrontal separates the frontal from sphenoid
• Metropic is rare and occurs when there is unfused frontal bones
• Developing juvenile bones articulate via fontanelle membranes
• The frontal bone contains the frontal sinus
• The occipital bone contains the foramen of magnum
• Spehoid bone is bat shaped
• Spehoid bone is a lateral cranial bone behind the eyes
• Ethmoid bone forms the roof of the nasal cavity
• Maxillae sits above the jaw
• Zygomatic bones connect the maxilla to the frontal and temporal bones
• Palentine sits in the roof of the mouth between the maxilla and spenoid
• Vomer separates the right and left nasal cavities
• Lacrimal bones are medial to the eyes (think tears)
• Mandible is the jawbone
• The are 4 pairs of sinuses which all drain into the nasal cavity
• The hyoid bone is located in the neck
• The palatine surface of the maxillae bone is located on the inferior surface
• The ridges on the maxillary bone are known as alveolar process
• The horizontal plate of the palatine bone forms part of the hard palate
• The vertical plate of the palatine bone forms the lateral border of the nose