Spine
What is the swimmer's projection used to demonstrate?
C7-T1 intervertebral joint space
Which Ribs are considered the true ribs?
1st-7th ribs
The skull is composed of __ cranial bones and __ facial bones.
8 cranial bones and 14 facial bones
When performing a Parieto-orbital oblique (rhese) orbit project, where should the CR exit?
Exits the downside orbit
What is the angle for an AP Axial Sacrum?
15 degrees cephalad
Hypersthenic patients require _____ obliquity for a PA Oblique Sternum. (As compared to an asthenic patient)
12-14 degrees of obliquity
Which paranasal sinus is located most posterior?
Sphenoid sinus
What is the CR angle for the PA Axial Caldwell Sinuses?
No angulation (0 degrees)
The cervical intervertebral foramina can only be seen in what projection?
45 degree oblique projection
What is the name of the articulation between the tubercle of ribs 1-10 and the transverse process of the thoracic vertebrae?
Costotransverse
The most superior and posterior portion of the mandible is called the ___.
condyle
What line is perpendicular to the IR for the modified patietocathial (modified waters) facial bones projection?
Lips-meatal line (LML)
For a lateral thoracic spine in the recumbent position, what angle is used when the spine is not parallel to the IR?
10-15 degree cephalic angle
You are reviewing a PA Oblique SC joint projection. What is the patient's position and amount of obliquity if the right side SC joint is open?
RAO rotated 10-15 degrees
Which 3 cranial bones do the zygoma articulate with?
frontal, sphenoid, and temporal
Which 3 projections best demonstrate the sphenoid sinus?
Lateral, Parietocanthial Open-Mouth Waters, SMV
When viewing an AP oblique lumbar radiograph, you note that the Z-joints are open on the left side. What is the patient's position?
LPO
A patient comes into the clinic complaining of rib pain in their back and left side. What position should you use for the oblique projection?
LPO
The AML line of the skull is important for imaging facial bones. This line extends from the EAM to the ____.
Acanthion
What is the positioning error if the dorsum sellae is lower in the foramen magnum for the AP Axial Town Method projection of the skull?
excessive neck flexion and/or excessive tube angle