A Radiograph of an AP Axial Projection of the Cervical

question 84

Multiple Choice

A radiograph of an AP axial projection of the cervical spine reveals that the intervertebral joints are not open.The following analog factors were used for this projection: 5° cephalad angle, 40-inch (100-cm) SID, grid, slight extension of the skull, and the CR centered to the thyroid cartilage.Which of the following modifications should be made during the repeat exposure?

• A)Keep the CR perpendicular to the image receptor.
• B)Increase the SID to 72 inches (183 cm).
• C)Center the CR to the gonion.
• D)Increase the CR angulation.

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