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Alexis Polokoff -Bones of the skull (cranial and facial)
cranial
10
Anatomy
Professional
12/05/2011

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Term
Frontal Bone[image]
Definition
It's where your Forehead is. (the FRONT of your head). Above orbitals, anterior to cranial floor. The coronal suture seperates the frontal and the parietal bones.
Term
Parietal Bones[image]
Definition
(2). Side and roof of cranium. There are four borders around it: saggital, squamous, frontal, and occipital. Ossification occurs in two different parts of bones.
Term
Temporal Bones[image]
Definition
(2). They are below the parietal bones, supierior to the occipital bone, and medial to the shenoid bone. So basically they are on the sides of your head as well, but lower than the parietal bones. This bone articulates with the zygotmatic (cheek) bone by the zygomatic process. There is an external auditory meatus, mastoid process, styloid process, articular tubercle, temporal squama, mastoid portion, and a squamous suture that seperates the temporal and parietal bones.
Term
Occipital Bone[image]
Definition
In the back and lower part of the cranium. It covers the base of the brain. The lambdoid suture seperates the occipital bone and the parietal bones. Protects and supports head
Term
Sphenoid Bone[image]
Definition
one of the seven bones that articulate to form the orbit. It's shape resembles a butterfly.It's situated at the base of the skull in front of the temporal bone and basilar part of the occipital bone.
Term
Ethmoid Bone
Definition
This bone seperates the nasal cavity from the brain. It's located at the roof of the nose, between the orbits.The ethmoid bone is one of the bones that makes up the orbit of the eye. The ethmoid has three parts: the cribriform plate, the ethmodial labyrinth, and the perpendicular plate. It also articulates with fifteen different bones! Wahoo!
Term
What do birds have in their ethmoid bones that allow them to detect the earth’s magnetic field?
Definition
Magnenit Deposits. lololol
Term
Name the 6 bones. Also, how many actual bones are there?
Definition

Frontal(1), Parietal(2), Temporal(2), Occipital(1), Sphenoid(1), and Ethmoid(1)

so 8.

Term
What's something found in the skull? Besides the brain. And blood vessels and nerves.
Definition
Sinus Cavities
Term
Skull's primary goal?
Definition
Protect brain and support face.
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