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Radiographic Exam
Radiographic Examination Midterm 1 material
Question | Answer |
---|---|
what is the correct cassette size for APOM projections? | 8x10 |
what is the correct cassette size for APLC projections? | 10x12 |
What is the correct cassette size for Lateral Cervical projections? | 10x12 |
What is the correct cassette size for Swimmer's Lateral Projection? | 8x10 |
What is the correct cassette size for AP Thoracic projections? | 14x17 |
What is the correct cassette size for Lateral Thoracic projections? | 14x17 |
what is the correct cassette size for AP lumbopelvic projections? | 14x17 |
What is the correct cassette size for AP lumbar projection? | 14x17 |
What should the collimation be set to for APOM projections? | 4x4 box |
Where should the central ray pass through for APOM projections? | through the mid-portion of the patients lips as their mouth is closed, then through the posterior aspect of the tongue when open |
Remain still, suspend respiration, do not swallow are all correlated with which projection? | APOM, APLC, Lateral Cervical |
What is the FFD for APLC projections? | 37" (for every 1 degree of tube tilt, subtract 1 from the FFD) |
What is the tube tilt for APLC projections? | 15 degrees cephalad |
What are the collimation settings for APLC projections? | Medial to first rib, including apices of the lungs, vertically between the chin and lower lip |
Where is the grib places for lateral cervical projections? | On the outside of the bucky |
The sella turcica and C7 are boundaries for which projection? | Lateral Cervical |
Behind the eyes, above the ear, and including anterior and posterior soft tissues of the neck are collimation standards for which projection? | Lateral cervical |
Where should the central ray pass through in lateral cervical projections? | C3/4, right at the angle of the mandible |
Where should the central ray be positioned in a swimmer's view projection? | 1.5 inches anteriorly to the spinous process of C7/T1 |
What are the patient instructins for a swimmer's view projection? | remain still, suspend full EXPIRATION to depress the shoulders, do not swallow |
what are the collimation boundaries for an AP thoracic projection? | Mid-clavicular or nipple line, superior and inferior margins approximately 1 inch inward from film margin |
Where should the central ray be in an AP thoracic projection? | Superior aspect of cassette placed 1.5" above the T1 vertebral level, then move the x-ray tube to be centered to the mid-portion of the x-ray cassette |
What are the patient instructions for an AP thoracic film? | remain still, suspend full INSPIRATION |
what are the collimation boundaries for a Lateral thoracic projection? | To include all vertebral segments, soft tissues posteriorly, but to limit radiation to the anterior aspect of the patient's body (esp breast tissue), superior and inferior margins apporximately 1 inch inward from film margin |
Where should the central ray be positioned for a lateral thoracic projection? | Superior aspect of cassette places 2 inches above the T1 spinous process as patient is positioned AP, then move the tube to be centered to the mid-portion of the x-ray cassette |
What are the patient instructions for lateral thoracic projections? | remain still, suspend full inspiration |
what are the collimation standards for an AP lumbopelvic projection? | Superior and inferior margins as well as lateral margins approximately 1 inch inward from the film margin (13x16) |
Where is the central ray positioned in an AP lumbopelvic projection? | 1 inch below the iliac crest |
what are the patient instructions for an AP lumbopelvic projection? | remain still, suspend full expiration |
what are the collimation standards for a lateral lumbar projection? | 13x16 |
what are the patient instructions for a lateral lumbar? | remain still, suspend full expiration |
where is the central ray positioned for a lateral lumbar projection? | 1 inch above the iliac crest |