How much should the central ray be angled cephalad for an AP axial projection of the chest if the patient
cannot assume the lordotic position? - 15 degrees
What structure separates the thoracic cavity from the abdominal cavity? - diaphragm
Which of the following organs are found within the media...
LXMO Chest Module
How much should the central ray be angled cephalad for an AP axial projection of the chest if the patient
cannot assume the lordotic position? - 15 degrees
What structure separates the thoracic cavity from the abdominal cavity? - diaphragm
Which of the following organs are found within the mediastinum?
1. Lungs
2. Heart
3. Trachea - 2 and 3 only
Three lobes are present in which lung(s)? - right lung
What is the name of the upper portion of the lung? - Apex
The inferior lateral corners of the lungs, visible on a PA chest radiograph are called the: -
Costophrenic angles
When taking a PA projection of the chest, the recommended source-image receptor distance (SID) is: -
72 inches (183 cm)
What is the purpose of the 72-inch SID used for chest radiography? - Minimizes magnification of
the heart shadow
Which of the following describes the importance of using an upright position for chest radiography?
1. The upright position demonstrates air-fluid levels
2. The upright position allows a maximum lung expansion
3. The upright position minimizes the magnification of the heart - 1, 2 and 3 (all of the above)
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