RAD 370 Final Study Guide Graded A+
What is the primary purpose of radiology?
The primary purpose of radiology is to diagnose and treat diseases using medical imaging
techniques.
What does the acronym MRI stand for?
MRI stands for Magnetic Resonance Imaging.
What is the main advantage...
✓✓ The primary purpose of radiology is to diagnose and treat diseases using medical imaging
techniques.
What does the acronym MRI stand for?
✓✓ MRI stands for Magnetic Resonance Imaging.
What is the main advantage of digital radiography over traditional film radiography?
✓✓ The main advantage of digital radiography is faster image processing and the ability to manipulate
images for better clarity.
What does the term "contrast agent" refer to in radiology?
✓✓ A contrast agent is a substance used to enhance the visibility of structures or fluids within the body
during imaging.
What is the role of a radiologic technologist?
✓✓ A radiologic technologist is responsible for performing diagnostic imaging examinations and
assisting radiologists in interpreting the images.
What is a CT scan used for?
✓✓ A CT scan is used to create detailed cross-sectional images of the body to diagnose diseases or
injuries.
, What type of radiation is used in X-ray imaging?
✓✓ X-ray imaging uses ionizing radiation.
Why is lead commonly used in radiology?
✓✓ Lead is used to shield patients and healthcare workers from excessive radiation exposure.
What is fluoroscopy?
✓✓ Fluoroscopy is a technique that provides real-time moving images of the interior of the body using
X-rays.
How does ultrasound differ from other imaging techniques?
✓✓ Ultrasound uses sound waves instead of radiation to produce images of soft tissues in the body.
What is the ALARA principle in radiology?
✓✓ ALARA stands for "As Low As Reasonably Achievable" and refers to minimizing radiation exposure to
patients and staff.
What is a PET scan?
✓✓ A PET scan (Positron Emission Tomography) is an imaging test that shows how tissues and organs
are functioning, often used in cancer diagnosis.
What does the term "attenuation" mean in radiology?
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