A Digital (CR)image Taken of a Lateral Thoracic Spine Projection

question 17

Multiple Choice

A digital (CR) image taken of a lateral thoracic spine projection demonstrates poor visibility of the spine.The image was taken on a full 14 *17-inch (35 *43 cm) IR.The following factors were used during the exposure: 80 kV,80 mAs,40-inch (102 cm) SID,and collimation to the size of the IR.Which one of the following modifications will result in a more diagnostic image?

• A) Decrease kV.
• B) Decrease mAs.
• C) Collimate to spine.
• D) Increase SID.

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Definitions:

Producer Surplus

The difference between what producers are willing to accept for a good or service versus what they actually receive.

Profit Sharing

An incentive program that grants employees a share in the company's profits as part of their compensation.

Expected Profits

The anticipated financial gain from an investment or business activity, calculated by multiplying possible outcomes by their probabilities and summing the results.

Cost Function

Function relating cost of production to level of output and other variables that the firm can control.