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Intro to Radiology: Unit 3 Review
Introduction to Imaging
67
Health Care
Undergraduate 3
07/09/2014

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Cards

Term
an individual who performs radiography
Definition
Radiologic Technologist (Radiographer)
Term
making records of internal structures of the body with x-rays
Definition
Radiography
Term
energy transmitted by waves through space or a medium
Definition
Radiation
Term
an advanced-level radiographer who assists the radiologist
Definition
Radiologist Assistant
Term
when an atom loses or gains an electron
Definition
Ionization
Term
physician who specializes in diagnosis and treatment by radiation
Definition
Radiologist
Term
electromagnetic energy
Definition
X-ray
Term
capacity to operate or work
Definition
Energy
Term
the actual record produced with ionizing radiation
Definition
Radiograph
Term
branch of health sciences dealing with radiant energy
Definition
Radiology
Term
What does the acronym ALARA stand for?
Definition
As low as reasonably achievable
Term
Describe ALARA
Definition
Every effort should always be made to protect patients and personnel from unnecessary radiation exposure.
Term
Describe possible effects of ionizing radiation
Definition
It can disrupt the composition of matter. As a result, it is capable of disrupting life processes (cell growth, DNA, etc.).
Term
Which of the following are NOT part of the electromagnetic spectrum:

1. visible light
2. radio waves
3. gamma waves
4. magnetic waves
5. cosmic waves
6. sound waves
7. UV waves
Definition
Magnetic waves and sound waves are not part of the electromagnetic spectrum.
Term
What modality is associated with osteoporosis?
Definition
Bone Densitometry
Term
What modality is associated with breast cancer?
Definition
Mammography
Term
What modality is associated with radiopharmaceutical?
Definition
Nuclear Medicine
Term
What modality is associated with cardiovascular system?
Definition
CVIT (Cardiovascular Interventional Technology)
Term
What modality is associated with DEXA scan?
Definition
Bone Densitometry
Term
What modality is associated with sound waves?
Definition
Ultrasound (DMS)
Term
What modality is associated with magnetic field?
Definition
MRI
Term
What modality is associated with megavolts?
Definition
Radiation Therapy
Term
What type of energy is used to produce the following diagnostic image: Radiography
Definition
Ionizing Radiation
Term
What type of energy is used to produce the following diagnostic image:

CT
Definition
Ionizing Radiation
Term
What type of energy is used to produce the following diagnostic image:

MRI
Definition
Radio waves and a strong magnetic field
Term
What type of energy is used to produce the following diagnostic image:

DMS (Ultrasound)
Definition
Sound Waves
Term
What type of energy is used to produce the following diagnostic image:

Radiation Therapy
Definition
Ionizing Radiation
Term
What type of energy is used to produce the following diagnostic image:

Mammography
Definition
Ionizing Radiation
Term
What type of energy is used to produce the following diagnostic image:

Nuclear Medicine
Definition
Ionizing Radiation
Term
What type of energy is used to produce the following diagnostic image:

Bone Density
Definition
Ionizing Radiation
Term
What type of energy is used to produce the following diagnostic image:

Cardiovascular Interventional Technology
Definition
Ionizing Radiation
Term
T/F: Patients should be protected from unnecessary or excessive exposure to radiation.
Definition
True
Term
Do x-rays occur naturally or are they man made?
Definition
Man made
Term
The process of making records is known as __________, while the actual record is called __________.
Definition
radiography, radiograph
Term
What is the difference between diagnostic x-rays and therapeutic x-rays?
Definition
Diagnostic x-rays use high energy (kilovolts) to visualize internal structures of the body. Therapeutic x-rays use very high energy (megavolts) to treat diseases of the body.
Term
Are magnetic resonance images (MRI) formed with ionizing radiation?
Definition
No, MRI uses magnets and radio waves to form images of the body's internal structures.
Term
On what date was the discovery of x-rays?
Definition
November 8th, 1895
Term
Who discovered x-rays?
Definition
Wilhelm Conrad Roentgen
Term
Name the chemical that Roentgen used to coat the screen
Definition
Barium Platinocyanide
Term
Define Fluoresce
Definition
To emit light
Term
Why were the rays named "x"-rays?
Definition
X = unknown
Term
CVIT is a radiographic specialty that involves which body system?
Definition
Cardiovascular system (heart/circulatory)
Term
Describe Angiography
Definition
Radiologic examination of blood vessels after injection of contrast.
Term
What procedure involves placing a catheter into one of the chambers of the heart?
Definition
Cardiac catherization
Term
What is the medical name for a heart attack?
Definition
Myocardial infarction
Term
What treatment opens a blocked blood vessel?
Definition
Angioplasty
Term
Mammography is the radiographic examination of __________.
Definition
Breast tissue
Term
What percentage of breast cancer is found in men?
Definition
Approximately 1%
Term
The American Cancer Society recommends regular mammograms after what age?
Definition
40
Term
Does an RA need to be a registered RT?
Definition
Yes
Term
Nuclear Medicine (NM) involves the use of __________ materials to image patient's organs. This material is also known as __________.
Definition
radioactive, radiopharmaceutical
Term
What does PET stand for?
Definition
Positron Emission Tomography
Term
What does PET scans create?
Definition
Sectional images of the body that demonstrate the physiologic function of various organs and systems. It is associated with Nuclear Medicine.
Term
RT uses _________-energy ionizing radiation to treat cancers.
Definition
high
Term
Bone Densitometry (BD) is used to diagnose which condition of the bones?
Definition
Osteoporosis - decrease of bone tissue that causes bone to become fragile and brittle.
Term
What does DEXA stand for?
Definition
Dual Energy X-ray Absorptiomtry
Term
__________ is the recording of a predetermined plane in the body using an x-ray beam. The sectional images allow physicians to see patient anatomy in "slices."
Definition
Computed Tomography (CT)
Term
Diagnostic Medical Sonography (DMS) is more commonly known as __________.
Definition
Ultrasound
Term
MRI images are similar to images from which other modality?
Definition
CT
Term
What is the role of the following member of the health care team:

Medicine and Osteopathy
Definition
Physicians who are primary care providers.
Term
What is the role of the following member of the health care team:

Nursing
Definition
Provides direct patient care under the direction of physicians.
Term
What is the role of the following member of the health care team:

Diagnostic Services
Definition
Perform tests or evaluations to determine patient condition.
Term
What is the role of the following member of the health care team:

Therapeutic Services
Definition
Provide services designed to help patients overcome disability.
Term
What is the role of the following member of the health care team:

HIS (Health Information Services)
Definition
Management of patient records
Term
What is the difference between Medicaid and Medicare?
Definition
Medicaid - State-funded
Medicare - Federal-funded
Term
What was the name of the tube used in Roentgen's experiments?
Definition
Crookes Tube. It was a large partially evacuated glass tube with an attached electrical supply. This tube housed an anode and a cathode.
Term
What prestigious award was given to Wilhelm Conrad Roentgen for his discovery?
Definition
Nobel Prize in Physics in 1901
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