MIT 103 Final Test Review Over All Modalities| Nuclear Med - MRI- CT- Mammo -CIT- Echo- Dms- Vascular- X Ray- Externship- Organizations and accreditation

MIT 103 Final Test Review Over All Modali es| Nuclear
Med - MRI- CT- Mammo -CIT- Echo- Dms- Vascular- X
Ray- Externship- Organiza ons and accredita on

What does ALARA mean?

As Low As Reasonably Achievable

The nega ve side of the x-ray tube is called the:
a. Cathode
b. Anode
c. Transducerd. Magnet

cathode

An anode is typically made of what material?
a. Tungsten
b. Barium
c. Molybdenumd. Rhodium

Tungsten

Who discovered X-rays in 1895?
a. Albert Einstein
b. Mother Theresa
c. William Roentgend. Marie Curie

Wilhelm Roentgen

The atomic number of Tungsten is:
a. 64
b. 74
c. 78
d. None of the above

74

During the produc on of characteris c radia on, the x-ray photon is released due to a
difference in what kind of energy between the shells of the atom?
a. Kine c energy

,b. Binding energy
c. Poten al energy
d. There is no difference in energy between the shells

Binding energy

Some responsibili es that a radiologic technologist may be required to perform on the job are:
a. Trauma x-rays
b. Interpreta on of x-rays
c. Ordering x-ray exams
d. None of the above

Trauma X-ray

Computed Radiography uses:
a. A casse:e with a digi zed plate inside
b. A carbon reader to take the image off of the digi zed plate
c. A computer monitor, to display the image
d. All of the above

All of the above

Contrast media that is given through an intravenous line is usually:
a. An iodine-based liquid
b. Liquid barium
c. All of the above
d. None of the above

All of the above

The only part of the cathode or anode assemblies that is located outside the vacuum glass
envelope is:
a.the rotor
b.the stator
c.the focusing cup
d.the filament

The stator

A vacuum container that houses the x-ray tube is known as the cathode assembly
A: True B: False

False

,The anode is the nega ve terminal of the x-ray tube.
A: True B: False

False

A collimator is a device that
a.is used to restrict the size of the primary beam.
b.is connected to the bo:om of the x-ray tube.
c.is used to adjust the size of the primary beam.
d.All the above

is connected to the bo:om of the x-ray tube.

The variable that controls the penetrability of the beam is
a.mA
b.kVp
c.seconds
d.intensifying screens

KVP

The three cardinal principles when dealing with radia on protec on are all of the following
a.distance
b. me
c.intensity
d.shielding

Intensity

Most exposure received by the technologist occurs during
I.fluoroscopy
II.the day
III.portable exams
IV.pa ent holding

I III IV

Fluoroscopy can be used for
I.Myelograms
II.Arthrograms
III.Tomograms
IV.UGI's

IV. UGI's

, A contrast material appearing black on a radiograph would be an example of
I.Barium
II.Iodine
III.Air

Only III Air

Who discovered Xrays in 1895
a. Albert Einstein
b.Mother Theresa
c. William Roentgen
d. Marie Curie

William Roentgen

The type of x-ray produc on that occurs when the incoming electron decelerates or changes
direc on in response to the nucleus of the atom is
a.Bremsstrahlungradia on
b.Characteris cradia on
c.Bothof the above
d.None of the above

Characteris c radia on

Streams of electrons in a vacuum tube are termed
a. Cathode rays
b. X rays
c. Gamma rays
d. None of the above

Cathode rays

The ALARA principle is about geCng your images right the first me. This can be achieved by
a.Communicate with the pa ent what is expected
b. SeCng the correct technique
c. Posi oning pa ent correctly
d. All of the above

All of the above

During the produc on of characteris c radia on, the xray photon is released due to a difference
in what kind of energy between the shells of the atom?
a.Kine c energy