Introduction to Imaging and Radiologic Sciences - Key Terms

Vocabulary flashcards covering the key terms defined in Chapter 1: Introduction to Imaging and Radiologic Sciences.

Bone Densitometry (BD)

Measurement of bone density using dual-energy x-ray absorptiometry (DEXA or DXA) to detect osteoporosis

Cardiovascular Interventional Technology (CVIT)

Radiologic procedures for the diagnosis and treatment of diseases of the cardiovascular system

Computed Tomography (CT)

Recording of a predetermined plane in the body using an x-ray beam that is measured, recorded, and then processed by a computer for display on a monitor

Diagnostic Medical Sonography

Visualization of deep structures of the body by recording the reflections of pulses of ultrasonic waves directed into the tissue

Energy

Capacity to operate or work

Ionization

Any process by which a neutral atom gains or loses an electron, thus acquiring a net charge

Magnetic Resonance Imaging (MRI)

Process of using a magnetic field and radiofrequencies to create sectional images of the body

Mammography

Radiography of the breast

Nuclear Medicine Technology

Branch of radiology that involves the introduction of radioactive substances into the body for both diagnostic and therapeutic purposes

Positron Emission Tomography (PET)

The creation of sectional images of the body that demonstrate the physiologic function of various organs and systems