sesamoid
The axial skeleton (blue) includes the skull, vertebral column, and ribs.
Lateral view of the axial skeleton, appendicular skeleton removed.
, Fontanelles are present in newborns until around two
years of age.
Lateral view of the cranial bones. The ethmoid bone is
highlighted in blue.
Interior view of the of the cranial cavity. The parietal bones
and frontal bone have been removed to show the interior of the cranium. The sphenoid bone is highlighted in blue
to note its unique shape. The zygomatic bone, part of the facial skeleton, is prominent in this view.
, Posterior view of the occipital bone with major bone
landmarks.
Anterior view of the skull. The frontal bone is faded to show the
frontal sinuses, hollow spaces within bones of the skull.