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Chest
Final Study Guide
24
Other
Graduate
03/20/2011

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Cards

Term
What is the name of the area between the two pleural cavities?
Definition
Mediastinum
Term
Which structure is not demonstrated within the mediastinum in PA projections of the chest?
Definition
Diaphragm
Term
Which pathologic condition of the lung involves the replacement of air with fluid in the lung interstitium and alveoli?
Definition
Pulmonary Edema
Term
Why should chest radiographs be performed with a 72-inch SID?
Definition
To minimize magnification of the heart.
Term
Why should chest radiographs be performed after the patient has suspended respiration after the second inspiration?
Definition
To better expand the lungs
Term
With reference to the IR, how are the MSP and the MCP positioned for the PA projection of the chest?
Definition
MSP perpendicular; MCP parallel
Term
For the PA projection of the chest, which positioning maneuver should be performed to best remove scapulae from lung fields?
Definition
Rotate the shoulders forward
Term
Why would the chest most likely be demonstrated using 2 PA projections (in which the patient is seen in suspended inspiration and suspended expiration)?
Definition
To demonstrate pnuemothorax.
Term
Which of the following is an effective way to detect rotation of the patient with the PA projection radiograph of the chest?
Definition
The asymmetrical appearance of the sternoclavicular jts.
Term
For which projection of the chest should the MSP be parallel with the IR?
Definition
Lateral Projection
Term
With reference to the IR, how are the MCP and MSP positioned for the lateral projection of the chest?
Definition
MCP perpendicular; MSP parallel
Term
Which projection of the chest best demonstrates lung apices free from superimposition with the clavicles?
Definition
AP axial projection (lordotic position; Lindblom method)
Term
How many degrees should the patient be rotated for PA oblique projections of the chest to evaluate the heart and great vessels?
Definition
RAO:45*;LAO 55-60*
Term
How many degrees should the patient be rotated for PA oblique projections of the chest to evaluate the lungs?
Definition
RAO 45* and LAO 45*
Term
Using a lateral decubitus position for patients who are unable to stand upright best demonstrates which of the following pathologic conditions of the chest?
Definition
air or fluid levels
Term
With reference to the IR, how are the MSP and MCP positioned for the AP chest (left lateral decubitus position)?
Definition
MSP perpendicular; MCP parallel
Term
Which pathologic condition of the lungs is best demonstrated with the AP chest (left lateral decubitus position)?
Definition
Fluid levels in the left side or free air in the right side.
Term
Which radiographic position requires that the patient be placed supine with the IR placed vertically against the patient's right side and a horizontal central ray directed to the center of the IR?
Definition
Dorsal Decubitus
Term
Which radiographic position requires that the patient be placed prone?
Definition
Ventral decubitus
Term
Which evaluation criterion pertains to the PA projection radiograph of the chest?
Definition
10 posterior ribs shoud be visible above the diaphragm.
Term
Which evaluation criterion pertains to the PA projection radiograph of the chest?
Definition
The scapulae should be projected outside the lung fields.
Term
Which evaluation criterion pertains to the lateral radiograph of the chest?
Definition
The ribs posterior to the vertebral column should be superimposed.
Term
Which evaluation criterion pertains to the AP axial projection(lordotic position) radiograph of the chest?
Definition
The ribs should appear distorted.
Term
Which evaluation criterion pertains to the AP axial projection (lordotic position) radiograph of the chest?
Definition
The clavicle should lie superior to the apices.
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