Axial Skeleton

Axial Skeleton

skull, vertebral, column, thoracic cage

axial skeleton

bone’s around body’s center of gravity

axial skeleton

forms longitudinal axis of body, supports head, protects brain, spinal cord , and organs in the thorax

temporal bones

petrous

houses the middle & internal ear cavities of the temporal bone, providing protection and structure.

squamous

a thin, flat part of the temporal bone that forms the side and base of the skull.

zygomatic process

a bony projection of the temporal bone that forms part of the zygomatic arch, contributing to the cheekbone structure.

external acoustic meatus

external ear canal

meatus

canal-like passageway

mastoid process

a conical bony prominence on the temporal bone located behind the ear, serving as an attachment point for neck muscles.

process

bony prominence, often serving as an attachment point for muscles.

styloid process

a slender, pointed projection on the temporal bone, providing attachment for muscles and ligaments of the neck and tongue.

frontal bone

the bone forming the forehead, part of the skull protecting the frontal lobe of the brain. It contributes to the structure of the eye sockets and the nasal cavity.

parietal bone

the bones located on the sides and roof of the cranium, protecting the brain and forming the superior parts of the skull.

frontal bone

forms anterior cranium

supra-orbital notch (foramen)

opening allowing nerves nerves to pass through the frontal bone to the forehead and upper eyelids.