Skull Anatomy
Anteriorly, the most visible bone of the skull cap
What is the Frontal Bone?
name the two facial bones that are unpaired (single bones)
What is the vomer and mandible?
the line that goes from right below the nose to the EAM is termed the
What is the AML or acanthiomeatal line?
T/F the CR enters 5 cm superior to the EAM or halfway between the glabella and the pinion for other types of skull morphologies for the lateral skull projection
what is TRUE?
T/F a grid should be used with skull and facial bone projections?
true
The skull cap comprises the frontal, right/left parietals, and occipital bones. Name the other 4 bones that make up the cranial bones
What is the sphenoid, ethmoid, and right/left temporal?
the largest immovable bones of the face are the
what is the maxillae?
the most superior positioning line is termed the
What is the GML or glabellomeatal line?
what is 30 or 37 degrees caudad?
the name of the process that at the anterior end of the mandibular notch is called
what is the CORONOID process?
use two directional terms to describe the location of the sphenoid bone in relationship to the parietal bones
what is inferior and anterior?
or
what is caudal and ventral?
name one of the 2 thinnest and most fragile bones of the entire body (facial bones)
what is the lacrimal?
or
what is the nasal bone?
the coronal cranial positioning line is used for positioning a tangential projection for the nasal bones and the lateral position of the cranium
What is the GAL or glabelloaveolar line?
for the calwell projection of the facial bones, the CR is to exit where
what is exit at the nasion?
what is the mandible?
the bone that houses the organ for hearing and balance
what is the temporal bone?
or what is the petrous portion of the temporal bone?
each nasal bone articulates with two cranial bones and two facial bones, name them
What is the frontal and ethmoid (cranial)?
what is the maxilla and adjacent nasal bone?
for the lateral skull projection, this positioning line should be parallel to the front edge of the IR
what is the GAL or glabelloavelolar process?
for the SMV projection of the skull, the CR centered?
what is CR centered 1 and 1/2 inches or 4 cm inferior to the mandibular symphysis or midway between the gonions?
the 5 common positioning errors associated with cranial positioning is
what is rotation, tilt, excessive neck flexion, excessive neck extension, and incorrect CR angle?
the sella turcica of the sphenoid bone surrounds and protects the?
pituitary gland
the TMJ joint type classification is
what is synovial?
or
what is diathrodial?
for the parietoacanthial projection of the facial bones, this positioning line is perpendicular to the plane of the IR
what is MML or mentomeatal line?
positioning wise, the two major differences between the waters' projection and the modified waters' projection of the facial bones
What is the waters' projection, the MML is perpendicular to the IR and the the OML forms a 37-degree angle to the IR?
What is for the modified waters' projection the LML is perpendicular to the IR and the the OML forms a 55-degree angle to the IR?
what is osteomyletis?