Radiology & Nuclear Medicine

What is a characteristic of X-rays?

• They are visible waves of energy.

• They expose photographic plates.

• They only travel in curved lines.

• They cannot penetrate substances.

What term describes a substance that obstructs the passage of X-rays?

• radiolucent

• radioisotope

• radiopaque

• radiopharmaceutical

What is a primary use of a PET scan?

• Treating bone and spine diseases

• Detecting liver tumors

• Treating stroke, epilepsy, and Alzheimer's disease

• Producing cross-sectional images using X-rays

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Which of the following is a handheld device that sends and receives ultrasound signals?

• Gamma camera

• Radioisotope

• Transducer

• Radiopharmaceutical

Which handheld device sends and receives ultrasound signals?

• Gamma camera

• Roentgenology

• Radioisotope

• Transducer