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Definition
TRUE OR FALSE
The skull is composed of three sets of bones |
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Definition
| enclose and protect the fragile brain tissue |
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Definition
| present the eyes in an anterior position and form thebase for the facial muscles |
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Definition
| most bones of the skull are joined by these interlocking joints |
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Definition
| attached to the rest of the skull by a freely movable joint |
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Definition
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Definition
| anterior portion of cranium; forms foreheadm superior part of the orbit, and floor of anterior cranial fossa |
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Term
| Supraorbital foramen (notch) |
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Definition
| opening above each orbit allowing blood vessels and nerves to pass |
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Definition
| smooth area between the eyes |
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Definition
| postolateral to the frontal bone, forming sides of cranium |
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Definition
| midline articulation point of the two parietal bones |
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Definition
| point of articulation of parietals with frontal bone |
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Definition
| inferior to parietal bone on lateral skull; can be divided into 4 major parts: the squamous region, tympanic region, mastoid region, & petrous region |
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Definition
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Definition
| point of articulation on temporal bone with the parietal bone |
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Definition
| surrounds the external ear opening |
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Definition
| the area posterior to the ear |
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Definition
| forms the lateral portion of the skull base |
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Definition
| a bridgelike projection joining the cheekbone anteriorly. together these two bones form the " " arch |
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Definition
| rounded depression on the inferior surface of the zygomatic process (anterior to the ear); forms the socket for the madibular condyle, the point where the lower jaws joins the cranium |
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Definition
| canal leading to eardrum and middle ear; tympanic region marking |
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Definition
| needlelike projection inferior to external acoustic meatus; attachment point for muscles and ligaments of the neck; this process is often broken off demonstration skulls; tympanic region marking |
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Definition
| rough projection inferior and posterior to external acoustic meatus; attachment site for muscles |
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Definition
| mastoid process is full of air cavities and so close to the middle ear-a trouble spot for infections- often becomes infected too, a condition referred to as... |
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Term
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Definition
TRUE OR FALSE
The mastoid area is seperated from the brain by only a thin layer of bone |
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Definition
| an ear infection that has spread to the mastoid process can inflame the brain coverings, or... this condition is known as... |
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Definition
| most posterior bone of cranium-forms floor and back wall; joins sphenoid bone anteriorly via its narrow basioccipital region |
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Definition
| site of articulation of occipital bone and parietal bone |
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Definition
| large opening in base of occipital, which allows the spinal cord to join with the brain |
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Definition
| bat-shaped bone forming the anterior plateau of the middle cranial fossa across the width of the skull |
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