Exam 50: Assisting With Diagnostic Imaging

Radioactive tracers are used in __________ to provide information about the function of organs and tissues.

A badge for monitoring the radiation exposure of personnel is called a:

______________ is the direct observation of the x-ray image in motion.

The radiopaque substance used to enhance the visibility of soft tissues in imaging studies is called a(n) __________.

PET scans frequently are used to assess the spread of cancerous tumors.

Which statement is true about cell sensitivity to radiation exposure?

AP stands for __________.

The source-to-image distance is the distance from the gantry to the film.

You have a 58-year-old patient who is suspected of having osteoporosis.The physician orders a DEXA scan, and the patient is scheduled to return for a visit to learn the results.Explain to the patient what a DEXA scan is, how it is performed, and what the results might mean.

The computed x-ray imaging technique that provides axial and three-dimensional scans is commonly called a(n):

A(n) __________ is also called a barium enema.

What is the most frequent concern of patients scheduled for CT studies?

Which of the following cells are most sensitive to radiation exposure?

What medical term means "toward or nearest the trunk of the body"?

The plane that divides the body into anterior and posterior portions is the _____ plane.

A barium enema is performed before a colonoscopy to ensure the best visualization of the colon.

The part of the sonography machine that is in contact with the patient is called the:

Summarize the safety checks that should be performed before an x-ray image is taken.

You are concerned about the safety of working in a facility that performs x-rays studies on site.Which statement is true about your risk of radiation exposure as an employee in the facility?

Cardiac catheterization allows visualization of the endocardium of the atria and ventricles.