Radiographic Positioning & Procedures - Chapter 10 - Self Test

Front 1

Which thoracic structures are of primary interest with the left lateral projection?

Back 1

Heart and right lung

Front 2

Which thoracic structures are of primary interest with the left lateral projection?

Back 2

Heart and left lung

Front 3

Which thoriacic structure is of primary interest with the right lateral projection?

Back 3

Right lung

Front 4

Which body plane should be perpendicular and centered to the midline of the IR?

Back 4

midcoronal

Front 5

Central ray in Lateral Projection

Back 5

Midsagittal - parallel/Miscoronal - perpendicular

Front 6

Central ray in PA Projection

Back 6

Perpendicular to the center of the IR, enter at T7

Front 7

Central ray in PA Oblique Projection

Back 7

Perpendicular to the center of the IR/ ray enter at the level of T7

Front 8

Central ray in AP Oblique Projection

Back 8

Perpendicular to the center of the IR at a level 3 inches below the jugular notch (exit at T7)

Front 9

Central ray AP Axial Projection - Lordotic

Back 9

Perpendicular to the center of the IR at the level of the Midsternum

Front 10

Central ray PA Axial Projection - Inspiration

Back 10

10 to 15 degrees cephalad through T3 to the center of the IR

Front 11

Central ray PA Axial Projection - expiration

Back 11

Directed perpendicular to the plane of the IR and centered at the level of T3

Front 12

AP Axial Projection Central Ray

Back 12

Directed at an angle of 15 or 20 degrees cephalad to the center or the IR and entering the manubrium

Front 13

How many degrees should the patient be rotated for PA oblique projections of the chest to evaluate the lungs?

Back 13

RAO: 45 degrees; LAO 45 degrees

Front 14

How many degrees should the patient be rotated for PA oblique projections of the chest to evaluate the heart and great vessels?

Back 14

RAO: 45 degrees; LAO: 55 to 60 degrees

Front 15

Which projection of the chest best deomonstrates long apices free from superimposition with the clavicles?

Back 15

AP axial projection, lordotic position (Lindblom method)?

Front 16

Using a lateral decubitus position for patients who are unable to stand upright best demonstrates which of the following pathologic conditions of the chest?

Back 16

Air or fluid levels

Front 17

With reference to the IR how are the midsagittal plane and the midcoronal plane positioned for the AP chest (left later decubitus position)?

Back 17

Midsagittal: perpendicular; midcoronal: parallel

Front 18

Which radiographic position requires that the patient be place prone?

Back 18

Ventral decubitus