Introduction to Radiology and Imaging Sciences
Exam 1-4 Prep 2025/2026 Test Bank with 340
Questions and Correct Answers/ Intro to
Radiology Exam Prep Test Bank (New!)
Question:1
What is the primary focus of Unit One in the introduction to imaging and
radiologic sciences? - ANSWER-To cover information from Chapter one in the
textbook, including PowerPoints and the book for the unit one exam.
Question:2
What are the objectives of the presentation on imaging and radiologic sciences? -
ANSWER-To explain the use of radiation in medicine, provide an overview of the
history of medicine, describe the discovery of X-rays, define terms related to
radiologic technology, explain career opportunities, identify specialties within a
radiology department, describe responsibilities of the radiology team, and
explain career ladder opportunities.
Question:3
How is radiation defined in the context of this presentation? - ANSWER-Radiation
is energy that is transmitted by waves through space or through matter.
1|Page
,Question:4
What are some common examples of radiation mentioned in the presentation? -
ANSWER-The sun radiates light energy, and elements in an oven radiate heat
energy.
Question:5
Why do some people have concerns about radiation? - ANSWER-Concerns arise
from misconceptions, often influenced by movies depicting dangers of radiation
following nuclear disasters.
Question:6
What is the role of a radiographer regarding radiation exposure? - ANSWER-To
have a strong knowledge of radiation and to protect patients from unnecessary
exposure.
Question:7
What are the two types of energy mentioned in the presentation? - ANSWER-
Kinetic energy (energy in motion) and potential energy (energy of position or
structure).
Question:8
What is ionization? - ANSWER-Ionization is the process by which a neutral atom
gains or loses an electron, acquiring a charge.
Question:9
Why is ionization considered dangerous? - ANSWER-It can cause damage to the
composition of matter, such as human tissue.
2|Page
, Question:10
What is the importance of protecting patients from ionizing radiation? - ANSWER-
To lower their exposure to radiation as much as possible.
Question:11
What is diagnostic medical sonography? - ANSWER-A field of study that creates
anatomic images by recording reflective sound waves.
Question:12
What type of radiation is used in diagnostic medical sonography? - ANSWER-Non-
ionizing sound waves.
Question:13
What is electroencephalography? - ANSWER-The recording of electrical energy
emitted from the brain.
Question:14
What does electrocardiography record? - ANSWER-Physiologic activities of the
heart.
Question:15
What is gamma radiation? - ANSWER-Electromagnetic energy that has the ability
to ionize atoms, making it ionizing radiation.
3|Page
Exam 1-4 Prep 2025/2026 Test Bank with 340
Questions and Correct Answers/ Intro to
Radiology Exam Prep Test Bank (New!)
Question:1
What is the primary focus of Unit One in the introduction to imaging and
radiologic sciences? - ANSWER-To cover information from Chapter one in the
textbook, including PowerPoints and the book for the unit one exam.
Question:2
What are the objectives of the presentation on imaging and radiologic sciences? -
ANSWER-To explain the use of radiation in medicine, provide an overview of the
history of medicine, describe the discovery of X-rays, define terms related to
radiologic technology, explain career opportunities, identify specialties within a
radiology department, describe responsibilities of the radiology team, and
explain career ladder opportunities.
Question:3
How is radiation defined in the context of this presentation? - ANSWER-Radiation
is energy that is transmitted by waves through space or through matter.
1|Page
,Question:4
What are some common examples of radiation mentioned in the presentation? -
ANSWER-The sun radiates light energy, and elements in an oven radiate heat
energy.
Question:5
Why do some people have concerns about radiation? - ANSWER-Concerns arise
from misconceptions, often influenced by movies depicting dangers of radiation
following nuclear disasters.
Question:6
What is the role of a radiographer regarding radiation exposure? - ANSWER-To
have a strong knowledge of radiation and to protect patients from unnecessary
exposure.
Question:7
What are the two types of energy mentioned in the presentation? - ANSWER-
Kinetic energy (energy in motion) and potential energy (energy of position or
structure).
Question:8
What is ionization? - ANSWER-Ionization is the process by which a neutral atom
gains or loses an electron, acquiring a charge.
Question:9
Why is ionization considered dangerous? - ANSWER-It can cause damage to the
composition of matter, such as human tissue.
2|Page
, Question:10
What is the importance of protecting patients from ionizing radiation? - ANSWER-
To lower their exposure to radiation as much as possible.
Question:11
What is diagnostic medical sonography? - ANSWER-A field of study that creates
anatomic images by recording reflective sound waves.
Question:12
What type of radiation is used in diagnostic medical sonography? - ANSWER-Non-
ionizing sound waves.
Question:13
What is electroencephalography? - ANSWER-The recording of electrical energy
emitted from the brain.
Question:14
What does electrocardiography record? - ANSWER-Physiologic activities of the
heart.
Question:15
What is gamma radiation? - ANSWER-Electromagnetic energy that has the ability
to ionize atoms, making it ionizing radiation.
3|Page
