How Many Bones Are There in the Human Skull? What Types?
The human skull is a complex structure composed of 22 bones that protect the brain and other delicate structures. These bones are classified into two types: cranial bones and facial bones.
Cranial Bones (8):
- Frontal bone: Forms the forehead and protects the frontal lobes of the brain.
- Parietal bones (2): Form the sides and top of the skull and protect the parietal lobes of the brain.
- Occipital bone: Forms the back of the skull and protects the occipital lobes of the brain.
- Temporal bones (2): Form the sides and base of the skull and contain the organs of hearing and balance.
- Sphenoid bone: Forms the base of the skull and houses the pituitary gland.
- Ethmoid bone: Forms the roof of the nasal cavity and contains the olfactory bulb.
Facial Bones (14):
- Nasal bones (2): Form the bridge of the nose.
- Lacrimal bones (2): Form the medial wall of the eye sockets.
- Maxillae (2): Form the upper jaw and palate.
- Zygomatic bones (2): Form the cheekbones.
- Palatine bones (2): Form the posterior part of the hard palate.
- Inferior nasal conchae (2): Form the lower part of the nasal cavity.
- Vomer bone: Forms the lower part of the nasal septum.
- Mandible: Forms the lower jaw.
Related Questions:
- How many bones are in the human body? (206)
- What is the largest bone in the human body? (Femur)
- What is the smallest bone in the human body? (Stapes)
- What type of bone is the skull? (Flat bone)
- What is the function of the cranial bones? (Protect the brain)
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