WorksheetsLRST part 2 wk 1 1020
Total questions: 25
Worksheet time: 13mins
X-ray were discovered in 1895 by ?
Coolidge
Edison
Crookes
Roentgen
what is the propter arm for the 'pictures" produced by x-ray?
x-images
photographs
radiographs
views
What organization establishes standards and provides certification examinations for radiologic technologists?
Association of Educators in Imaging and Radiologic Sciences (AEIRS)
American Society of Radiologic Technologists (ASRT)
Joint Review Committee on Education in Radiologic Technology (JRCERT)
American Registry of Radiologic Technologists (ARRT)
Which national organization formally conducts accreditation of education programs in radiologic technology?
JRCERT
ARRT
ASRT
AERS
A physician specialist who interprets radiographs and performs special imaging procedures is called a:
PRIMARY CARE PHYSICIAN
radiologic technologist
radiologist
chiropractic physician
X-ray examination are performed on orders issued by ?
nurses
radiologic technologists
limited x-ray machine operators
Physicians
X-rays that leave the x-ray tube exit via the:
tube port
image receptor system
patient
tube housing
An invisible line in the center of the x-ray beam and perpendicular to the long axis of the x-ray tube is called the:
primary x-ray beam
radiation field
x-ray tube
central ray
Tissues with greater density, such as bone, will absorb ________ radiation, as compared with less dense tissues, such as fat.
qual amount of
more
no
less
The boxlike device attached under the tube housing that allows the limited operator to vary the size of the radiation field is called a
tube port
collimator
transformer
detent
the principal source of stater radiation comes from the ?
collimator
x-ray tube
control booth
patient
A mechanism that tends to stop a moving part in a specific location is called a
collimator
control console
transformer
detent
A tilting table will allow the head end to be lowered at least 15 degrees into the ________________ position.
fowler
supine
sims
trendelenburg
what do the initials RT(R) stand for?
registered technologist (radiography)
radiograph technology (registered)
Registered technician (radiology)
Respiratory therapy (registered)
the term reciprocity means that ?
there is freedom to practice without a license or permit.
a license or permit has been applied for but has not been granted.
credentials issued in one state are recognized in another state.
special credentials are required
Limited radiography is called limited because the ____________________ limited.
opportunities are
operators’ competence is
salaries are
scope of practice is
A physician specialist who interprets radiographs and performs special imaging procedures is called a
primary care physician
chiropractic physician
radiologic technologist
radiologist
An IR that has been exposed to a body part but has not yet been processed has an unseen image called the
radiation field
remnant radiation
latent image
visible image
the absorption of x-ray by matter is called
attenuation
fog
remnant radiation
scatter
The varying intensity of radiation that exits on the opposite side of the patient and reaches the IR is called ___________ radiation.
remnant
fog
scatter
primary
The radiation that exits the x-ray tube and travels in air to the patient is called
scatter
latent
primary
remnant
a device to protect the IR from being fogged by scatter radiation is called a ?
cassette
detent
collimation
grid or Bucky
Unwanted image exposure that is caused by scatter radiation is called
attenuation
scatter radiation fog
primary radiation
remnant radiation
The portion of the x-ray room that is protected from scatter radiation and is safe during exposures is called the
transformer
control booth
grid cabinet
tube stand
When an electron is removed from an atom, the atom is said to be
ionized
a nuclide
unstable
radioactive
