chapt 20 pos. test
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each of the black spaces below before clicking
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| What are the fibrous joints that join the cranium | sutures
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| How many facial bones are in the group? | 14
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| Lambdia is the junction of what? | the lambdodial and sagittal suture
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| The sagittal suture is located between what? | the parietals bones and behind the coronal suture
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| how many bones are in the skull | 22
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| what are the names of the bones in the calvari | frontal bone, left and right parietal bones and the occipital bone
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| How many bones are in the cranial | 8
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| What are the areas of the skull that have not completely ossified in newborns | Font angels
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| The bregma is the junction between what | Sagittarius and coronal sutures
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| What is the suture between the temporal and parietal bones | Squamosal
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| The Petronius is the junction between what | Parietal bone, squamosal suture, and the greater wing of the sphenoid
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| The junction between the occipital bone, parietal bone, mastoid bone, and process of the temporal bone is called | Asterion
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| The coronal suture separates what | The frontal bone and parietal bone
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| What bones make up the floor of the skull | Ethmoid, sphenoid, and temporal bones
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| What is the CR angle for a PA ( Haas) method of the skull | 25 degrees cephalad
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| In the lateral projection of the skull what line is perpendicular to the front edge of the cassette | IOML
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| In a lateral projection of the skull what plane is parallel to the IR | Midsagittal plane
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| In the lateral projection what line is perpendicular to the IR | Interpupillary line
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| In an PA axial(caldwell) projection of the skull where does the CR exit | Nasion
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| In a Pa projection where does the CR exit with no angle | Nasion
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| In the SMV projection where does the CR enter | Perpendicular to IOML midway between angles of the mandible and approximately 3/4 inches anterior to the level of the EAMs
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| If the IOML is perpendicular to the IR in the Townes method then what is the angle of the CR | 37 degrees caudal
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| How is the midsagittal plane centered to the midline of the IR in the SMV projection | Parallel
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| The CR passes through the EAMs in what projection of the skull | AP Axial Townes
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| What is the CR and IR position for the lateral projection of the skull | They are 2 inches superior to the EAMs
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| What is the CR angle for the PA Axial Caldwell projection | 15 caudal
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| In the SMV projection the cranial base, the CR should always be perpendicular to what line | IOML
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| If the patient can not flex the neck to place the OML perpendicular to the IR in the Townes projection the what should be done | The IOML should be placed perpendicular with a 37 degree caudal angle
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| What line should be place parallel to the plane of the IR in the SMV projection | IOML
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| What line is perpendicular to the IR in the Caldwell projection | OML
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