The use of x-rays to create a medical image on patients is referred to as:
a. radiography
b. electrocardiography
c. sonography
d. magnetic resonance imaging - Answers a. radiography
Particular care must be taken when using radiation for medical imaging. This is the result of
radiation's ability to create __________ in human tissue and possible biochemical changes.
a. thermal changes
b. radio waves
c. ionizations
d. sound waves - Answers c. ionizations
In the diagnosis of patient disease states, physicians can select from an array of medical
diagnostic modalities. Some of these involve the use of ionizing energy to create a medical
image. If a physician is concerned about the use of ionizing radiation, he or she may choose to
order any of the following diagnostic modalities except:
a. thermograms
b. magnetic resonance imaging
c. radiography
d. medical sonography - Answers c. radiography
The Greek physician Hippocrates is regarded as the father of Western medicine. All of the
following choices represent his medial beliefs except the:
a. value of diet and exercise and allowing nature to take its course in recovery
b. use of high ethical standards of conduct
c. importance of closely monitoring a patient's condition and recovery
d. important medical value of sorcery and witchcraft - Answers d. important medical value of
sorcery and witchcraft
Throughout the history of medicine, remarkable achievements have been recorded. These
,events have led to our current understanding of the human organism and disease. As this
research continues, much of it will most likely focus on:
a. proper sanitation and public health
b. human genes and genetic engineering
c. immunology and the development of vaccines
d. germ theory and infection - Answers b. human genes and genetic engineering
Wilhelm C. Roentgen's discovery of "the x-ray" is regarded as one of medicine's most significant
achievements. Although his discovery was accidental, his early research was so thorough that
no significant findings have been added to his original theories. This in itself is a true tribute to
the brilliance of Roentgen as a scientist. One of the most famous early images he created was
an x-ray image of his:
a. laboratory assistant's foot
b. kidneys
c. wife's hand
d. colon - Answers c. wife's hand
A valuable x-ray procedure used to diagnose a myocardial infarction is:
a. mammography
b. myelography
c. coronary arteriography
d. arthrography - Answers c. coronary arteriography
All of the following are true of the diagnostic procedure of mammography except:
a. the procedures may be performed using a general radiographic machine
b. radiographers need to be specially trained in order to perform mammography
c. radiographers must be certified by the ARRT to qualify for the mammography examination
d. it is very valuable for the dedication of early breast cancers - Answers a. the procedures may
be performed using a general radiographic machine
To study the blood vessels of the brain, kidneys, liver and other organs, contrast material is
administered into these vessels by using:
, a. catheters
b. stents
c. balloons
d. none of the above - Answers a. catheters
Radiologic science continues to be one of the most exciting professions in medicine. An
imaging modality that uses no ionizing radiation and the energy of radio waves and magnetic
fields is:
a. thermography
b. nuclear imaging
c. MRI
d. CVIT - Answers c. MRI
A physician who specializes in the interpretation of medical images is known as a:
a. radiologic technologist
b. radiologist
c. radiographer
d. radiologist assistant - Answers b. radiologist
A class of health care workers who specialize in carrying out treatments designed to improve a
patient's health condition and quality of life and who likely possess a 2- or 4-year degree are
known as:
a. practitioners
b. therapists
c. technicians
d. technologists - Answers b. therapists
Board-certified radiologists can be a medical doctor (MD) or a doctor of osteopathy (DO). To
become a board-certified radiologist following medical school, these physicians must complete
a:
a. baccalaureate degree
b. master's degree education