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Bones and Muscles - Course 2 dental lab

Terms in this set (84)

Frontal bone
forms the forepart (front) of the cranial vault, the roof of the eye sockets, and a small portion of the nasal cavity
- singular bone
Parietal bone
- located between the occipital and frontal bones
- forms the largest portion of the top and sides of the cranium
- paired bones (1 right/ 1 left)
Cranial Bones
1. temporal bone
2. sphenoid bone
3. occipital
4. ethmoid bone
5. parietal bone
Where is the parietal bone located
between the occipital and frontal bones
Temporal bone
- forms a portion of the right and left sides of the skull below the parietal bones
- the main part of origin for the temporal muscle
- paired bones (1 right/1 left)
what is the main part of origin for the temporal muscle
temporal bone
Sphenoid bone
- has 2 sets of wings
- site of attachment for the sphenomandibular ligament
- singular bone (1)
Occipital bone
- the bone forming the posterior portion and base of the skull
- the location in which the spinal cord passes through
- singular bone (1)
Which bone does the spinal cord passes through
occipital bone
Ethmoid bone
- separates the nasal cavity from the brain
- singular bone (1)
Maxilla
- paired bones which unite at the midline shapes the midline of the face
- consist of a body and 4 processes
Name the 4 maxilla processes
1. nasal process
2. zygomatic process
3. alveolar process
4. palatine process
Nasal process
forms lateral wall of the nose
zygomatic process
joins to zygoma and the zygomatic process of temporal bine to form the zygomatic arch (chek bone)
alveolar process
surrounds roots of max teeth
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