Complete Solutions
the x-radiation that is "left over" and exits to strike the image receptor and create the
image is known as _____ radiation - Answer-remnant
as students gain competency in medical imaging procedures, three phased in the
clinical setting are planned by clinical faculty. these three phases in the correct learning
sequence are - Answer-observation
assistance
performance
a physician who specializes in the interpretation of medical images is known as a -
Answer-radiologist
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
a typical organizational structure of a hospital will have the hospital's chief executive
officer (CEO) or president reporting to the - Answer-board of directors
Federal Agency that regulates the use of ionizing radiation including medical and
nuclear applications is the - Answer-Nuclear Regulatory Commission (NRC)
in addition to the traditional hospital setting for health care, it is quite common to offer
medical imaging services in a wide variety of medical settings. these sites could include
- Answer-outpatient clinics
free standing imaging centers
physician offices and clinics
urgent care centers
modern medical imaging departments no longer use x-ray film for medical images. The
transformation from a film based environment to a digital medium has had a profound
impact on medicine's standard of care. Among is many virtues, digital medical imaging
has permitted the networking and computer storage of thousands of images. The
transmission, display, and storage of these images are accomplished through what type
of technology? - Answer-PACS (picture archiving & communication system)
A document that guides a hospital to its purpose and role in the community it serves is
called a - Answer-mission statement
in the diagnosis of a patient disease states, physicians can select from an array of
medical modalities. A few of these involve 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 - Answer-radiography
Why is an x-ray tube glass envelope made of Pyrex glass? - Answer-To better
withstand the heat produced
Radiographic exposure technique selection is performed with what component of an x-
ray system? - Answer-operator's console
the dinamic display of a patient's anatomy using x-radiation is termed - Answer-
fluoroscopy
all of the following are related EXCEPT
A.source of electrons
B. means for setting electrons in high-speed motion
C. a target to stop or suddenly decelerate the electron travel
D. a lead barrier to stop the production of heat formation - Answer-a lead barrier to stop
the production of heat formation
the device that intercepts the exit radiation from a patient and creates the radiographic
image is the - Answer-image receptor
x-ray studies of certain joints, suck as knee and shoulder, are called - Answer-
arthrograms
the medical specialty of ____ uses radiopharmaceuticals and gamma radiation in the
production of medical images for patient diagnosis - Answer-nuclear medicine
the production of x-radiation that occurs in an x-ray tube requires the movement of
negatively charged particles traveling from one side of the tube to the other. This
movement of charges must occur in - Answer-a vacuum
The _____ is/are outside the glass envelope - Answer-stators
there are four primary image quality factors. they are - Answer-contrast, IR exposure or
density, distortion, and recorded detail.
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 - Answer-MRI
the correct combination of exposure factors necessary to yield a total of 24 mAs using
the shortest exposure time to minimize patient motion is _____ mA at _______
a. 400; 0.06 sec
b 500; 48 ms
c 250; 9 ms