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Exam (elaborations)

Radiology & Imaging Sciences Exam 1 Study Guide: Key Concepts & Modalities

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A comprehensive study guide and review for Exam 1 in an introductory Radiology course. Covers the fundamentals of medical imaging, including X-ray, CT, MRI, and Ultrasound principles, radiation safety, image production, and basic interpretation. Ideal for radiologic technology, medical, and nursing students.

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Uploaded on
November 8, 2025
Number of pages
25
Written in
2025/2026
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Introduction to Radiology and Imaging Sciences
Exam 1-4 Prep Test Bank with 340 Questions and
Correct Answers/ Intro to Radiology Exam Prep
Test Bank (New!)


The use of X-rays to create a medical image on patients is
referred to as - ...✔✔ANSWER✔✔...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. - ...✔✔ANSWER✔✔...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. medical sonography.
C. radiography.

,2|Page



D. magnetic resonance imaging. - ...✔✔ANSWER✔✔...C.
radiography.


The Greek physician Hippocrates is regarded as the
father of Western medicine. All of the following choices
represent his medical beliefs except the
The Greek physician Hippocrates is regarded as the
father of Western medicine. All of the following choices
represent his medical beliefs except the
A. use of high ethical standards of conduct.
B. important medical value of sorcery and witchcraft.
C. importance of closely monitoring a patient's condition
and recovery.
D. value of diet and exercise and allowing nature to take
its course in recovery. - ...✔✔ANSWER✔✔...B. 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 - ...✔✔ANSWER✔✔...human genes and
genetic engineering.

, 3|Page



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 -
...✔✔ANSWER✔✔...wife's hand.


November 8, 1895, is believed by historians to be the day
that Roentgen created the famous image of the hand of
his wife. Through his investigative methods, Roentgen
identified the properties of X-rays. His methods were so
thorough that no significant additions have been made to
his work. - ...✔✔ANSWER✔✔...coronary arteriography.


All of the following are true of the diagnostic procedure of
mammography except
A. it is very valuable for the detection of early breast
cancers.
B. the procedures may be performed using a general
radiographic machine.
C. need to be specially trained in order to perform
mammography.
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