RADT 100 FINAL EXAM With Solutions
100% Correct
What 3 were awarded the nobel prize for their work? Pierre and
Marie Curie, and
Henri Becquerel
were awarded the Nobel prize for their work
Are tubes now capable of producing accurate multiple exposures? True
Improvements in cassettes, film...
What 3 were awarded the nobel prize for their work? Pierre and
Marie Curie, and
Henri Becquerel
were awarded the Nobel prize for their work
Are tubes now capable of producing accurate multiple exposures? True
Improvements in cassettes, film holders, and image receptors have made them ... durable
and
require less radiation -> make accurate diagnoses.
Specialized Areas Radiation Therapy - not diagnostic
- Therapy involves treating a patient who is already diagnosed with a disease.
Nuclear Medicine ‐ radiopharmeceuticals
Sonography - sound waves
, RADT 100 FINAL EXAM With Solutions
100% Correct
Special Procedures - Interventional radiology Mammography - of the breast; used to detect
breast cancer; used to screen large segments of the population
Tracers
(think artificially produced; nuc. med) Tracers are a substance that emits radiation
All of the radioactive compounds (tracers) used in nuclear medicine, often called radionuclides
or radiopharmaceuticals, are artificially produced.
The nuclear medicine technologist might also have to administer radioactive material to patients
to treat a specific disease.
Components of Sonography? uses high frequency sound waves to form an image.
Transducer
Ultrasound beam
An image display on a cathode ray tube or television monitor
• Transducer serves two purposes:
, RADT 100 FINAL EXAM With Solutions
100% Correct
- TRANSMITS sound in pulses and bursts
- SENSES the echoes that are returning from the previous pulse
Interventional radiology exams that may improve a patient's condition
• Can help the patient not have to have surgery -
Examples:
• removal of bile ducts or renal stones
• postoperative abscess drainage
• selective cancer therapy
Angiographic studies are performed:
- To demonstrate any vascular Abnormalities
- Demonstrate Pathology in the surrounding tissue and organs
Purpose of MRI To obtain 2D views of an internal organ or structure,
(especially the brain and spinal cord)
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