RAD 214 Exam 3 Review

Scatter reaching the IR causes the image contrast to

• increase.

• decrease.

• not be affected.

A wedge compensating filter can be use for what part?

• ankle

• lumbar spine

• shoulder

• foot

Compensating filters can help create a uniform exposure across a part with an uneven thickness.

• True

• False

Which body type will result in a decreased exposure to the IR?

• Sthenic

• Hypersthenic

• Hyposthenic

• Asthenic

As part thickness increases, the amount of scatter produced _____.

• decreases

• increases

• stays the same

If you change the patient's position and the part thickness increases what do you need to do with your exposure?

• Keep the exposure the same

• Decrease the expsoure

• Increase the exposure

Shape distortion is controlled by the alignment of the beam, part, and/or image receptor.

• True

• False

A change in part thickness by ___ requires a change in mAs by a factor of 2 (or 15% kVp).

• 2 inches

• 2-3 cm

• 4-5 cm

• 6-7 cm

Additive diseases ____ exposure to the IR.

• increase

• decrease

• have no effect on

Covid-19 is an additive disease.

• True

• False

Tags

NGSS.MS-LS3-1