CH 1

Question 1

Bone densitometry (BD)

Answer 1

Measurement of bone density, using Joel energy x-ray absorptiometry to detect osteoporosis

Question 2

Cardiac and vascular interventional radiology (CI)

Answer 2

Radiologic procedures for the diagnosis and treatment of diseases of the cardiovascular system
- uses x-rays to visualize human blood vessels and heart anatomy
- Requires use of catheter and contrast

Question 3

Computer tomography (CT)

Answer 3

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

Question 4

Diagnostic medical sonography

Answer 4

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

Question 5

Echocardiography

Answer 5

Ultrasound image of her and associated vasculature

Question 6

Energy

Answer 6

Capacity to operate or work

Question 7

ionization

Answer 7

Any process by which a neutral atom gains or loses an electron creating a net charge

Question 8

Medical resonance imaging (MRI)

Answer 8

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

Question 9

Mammography

Answer 9

Radiography of the breast

Question 10

Nuclear medicine technology

Answer 10

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

Question 11

Positron emission tomography (PET)

Answer 11

Creation of sectional images of the body, that demonstrate the physiologic function of various organs and systems

Question 12

Radiation

Answer 12

Energy transmitted by waves through space or through medium

Question 13

Radiation therapy

Answer 13

Branch of radiology involved in the treatment of disease by means of x-rays or radioactive substances

Question 14

Radiography

Answer 14

Making of records of internal structures of the body by passing x-rays or gamma rays through the body to act on specially sensitized film, or imaging plate or system

Question 15

Radiologic technologist (RT)

Answer 15

General term applied to an individual who performs radiographic, radiation, therapy, or nuclear medicine technology

Question 16

Radiologist

Answer 16

Physician who specializes in the use of x-rays and other forms of both ionizing, and non-ionizing radiation in a diagnosis and treatment of disease

Question 17

Radiologist assistant (R.A.)

Answer 17

In advanced level radiographer, who extensive capacity of the radiologist in the diagnostic imaging environment, enhances patient care

Question 18

Radiology

Answer 18

Branch of the health sciences, dealing with radioactive substances and radiant energy and with diagnosis and treatment of disease, by means both of ionizing and non-ionizing radiation

Question 19

Roentgen Ray

Answer 19

Synonym for x-ray

Question 20

x-ray

Answer 20

Electromagnetic radiation of short wave links that is produced when electrons move at high velocity are suddenly stopped

Question 21

Explain the use of radiation in medicine

Answer 21

Different types of imaging

Question 22

give an overview of the history of medicine

Answer 22

• Prehistoric skulls found in Europe and South America demonstrate early human deliberately removing bone from skull successfully
• Potent drugs, castor oil and opium, were used in ancient Egypt
• Hippocrates is the father of Western medicine and he emphasized the importance of carefully observing the patient , how nature can heal over time, and prevention of disease through diet and exercise, high standard of ethical conduct
• Romans recognized importance of proper sanitation
• 17th century: William Harvey (English physician) first, to demonstrate the function of the heart and circulation of blood, Anton van Leeuwenhoek (dutch zoologist) described bacteria
• 18th century: surgery started happening, mental health reforms, Edward Jenner (English physician) introduced a vaccine to prevent smallpox
• 19th century: theory that germs cause disease was established, Louis Pasteur (French chemist) proved germ theory of infection, Robert Koch (German bacteriologist), establish bacterial cause for infection, Florence nightingale develop foundations for modern nursing, Rontgen discovered xrays
• 20th century: development of the scientific method, sir Alexander Fleming, discovered penicillin, Clark and Watson identified DNA, human genome project completed in 2003

Question 23

Give an overview of radiologic technology history

Answer 23

November 8, 1895: wilhem roentgen, German physicist, been experimenting with cathode rays and exploring their properties outside glass tubes, was using a crooks tube and saw that a screen that had been painted with barium was emitting light
1970s imaging at further advanced to include sonography, CT, MRI
1901: won Nobel prize

Question 24

Name some career opportunities within radiography

Answer 24

Cardiac and vascular interventional radiography
mammography
Radiologist assistant
Nuclear medicine
Radiation therapy
Bone densitometry
Computed tomography
Sonography
MRI

Question 25

What jobs can you have an education field?

Answer 25

Clinical instructor
Didactic faculty member
Clinical coordinator
Program Director

Question 26

What jobs can you have in administration?

Answer 26

Supervisory positions in CT, MRI, interventional, mammography, sonography

Question 27

What jobs can you have in commercial firms

Answer 27

Sales rep
Application specialist

Question 28

Technologist v technician

Answer 28

Technologist: individuals skilled and practical art
Technician: person who performs procedures that require attention to technical detail

Question 29

Different types of energy form for imaging

Answer 29

Electromagnetic
X-rays
Radio
Sound
Electrical
Thermal