Term
| What is the name of the area between the two pleural cavities? |
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Definition
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Term
| Which structure is not demonstrated within the mediastinum in PA projections of the chest? |
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Definition
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Term
| Which pathologic condition of the lung involves the replacement of air with fluid in the lung interstitium and alveoli? |
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Definition
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Term
| Why should chest radiographs be performed with a 72-inch SID? |
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Definition
| To minimize magnification of the heart. |
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Term
| Why should chest radiographs be performed after the patient has suspended respiration after the second inspiration? |
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Definition
| To better expand the lungs |
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Term
| With reference to the IR, how are the MSP and the MCP positioned for the PA projection of the chest? |
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Definition
| MSP perpendicular; MCP parallel |
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Term
| For the PA projection of the chest, which positioning maneuver should be performed to best remove scapulae from lung fields? |
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Definition
| Rotate the shoulders forward |
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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)? |
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Definition
| To demonstrate pnuemothorax. |
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Term
| Which of the following is an effective way to detect rotation of the patient with the PA projection radiograph of the chest? |
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Definition
| The asymmetrical appearance of the sternoclavicular jts. |
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Term
| For which projection of the chest should the MSP be parallel with the IR? |
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Definition
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Term
| With reference to the IR, how are the MCP and MSP positioned for the lateral projection of the chest? |
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Definition
| MCP perpendicular; MSP parallel |
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Term
| Which projection of the chest best demonstrates lung apices free from superimposition with the clavicles? |
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Definition
| AP axial projection (lordotic position; Lindblom method) |
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Term
| How many degrees should the patient be rotated for PA oblique projections of the chest to evaluate the heart and great vessels? |
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Definition
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Term
| How many degrees should the patient be rotated for PA oblique projections of the chest to evaluate the lungs? |
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Definition
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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? |
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Definition
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Term
| With reference to the IR, how are the MSP and MCP positioned for the AP chest (left lateral decubitus position)? |
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Definition
| MSP perpendicular; MCP parallel |
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Term
| Which pathologic condition of the lungs is best demonstrated with the AP chest (left lateral decubitus position)? |
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Definition
| Fluid levels in the left side or free air in the right side. |
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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? |
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Definition
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Term
| Which radiographic position requires that the patient be placed prone? |
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Definition
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Term
| Which evaluation criterion pertains to the PA projection radiograph of the chest? |
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Definition
| 10 posterior ribs shoud be visible above the diaphragm. |
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Term
| Which evaluation criterion pertains to the PA projection radiograph of the chest? |
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Definition
| The scapulae should be projected outside the lung fields. |
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Term
| Which evaluation criterion pertains to the lateral radiograph of the chest? |
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Definition
| The ribs posterior to the vertebral column should be superimposed. |
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Term
| Which evaluation criterion pertains to the AP axial projection(lordotic position) radiograph of the chest? |
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Definition
| The ribs should appear distorted. |
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Term
| Which evaluation criterion pertains to the AP axial projection (lordotic position) radiograph of the chest? |
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Definition
| The clavicle should lie superior to the apices. |
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