ARMRIT Practice test questions with
correct answers
Magnetism can be defined as the ability of certain substances to attract:
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- CORRECT ANSWER✔✔-Iron, Cobalt, Nickel
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The components of the Gyro-magnetic ratio are: - CORRECT
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ANSWER✔✔-Magnetic moment to angular momentum | | | |
Which type of electromagnetic coils produce smaller magnetic field
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which allow spatial localization to be performed? - CORRECT
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ANSWER✔✔-Gradient coils |
Which type of MRI magnet requires cryogen to cool magnetic coils to 4
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degrees Kelvin? - CORRECT ANSWER✔✔-Superconductive
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T2 is the measurement of time for the transverse component of the net
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magnetization vector to decrease what percentage of its maximum
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value after the application of a 90 degree radio frequency pulse: -
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CORRECT ANSWER✔✔-37% |
, Which cryogenic material can produce temperature as low as 4 degrees
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Kelvin? - CORRECT ANSWER✔✔-Liquid Helium
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The T1 process is also known as - CORRECT ANSWER✔✔-Spin-Lattice
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a 90 degree radio-frequency pulse will alter the net magnetization
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vector. Another effect is: - CORRECT ANSWER✔✔-The hydrogen protons
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will have phase coherence.
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Which type of MRI magnet requires no electricity to maintain its
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magnetic field and can weigh from 18,000 lb. to 200,000 lb.? - CORRECT
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ANSWER✔✔-Permanent
To describe the uniformity of the MRI system's main magnetic field, the
| | | | | | | | | | | |
term employed is - CORRECT ANSWER✔✔-Homogeneity
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The purpose of magnetic resonance angiography is to image the -
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CORRECT ANSWER✔✔-Blood Flow | |
Magnetic Resonance Imaging is derived from the process known as: -
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CORRECT ANSWER✔✔-Nuclear Magnetic resonance
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The introduction of gadolinium based contrast enhancement agents by
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Intra-venous injection can involve passing through an abnormal blood
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correct answers
Magnetism can be defined as the ability of certain substances to attract:
| | | | | | | | | | |
- CORRECT ANSWER✔✔-Iron, Cobalt, Nickel
| | | | |
The components of the Gyro-magnetic ratio are: - CORRECT
| | | | | | | | |
ANSWER✔✔-Magnetic moment to angular momentum | | | |
Which type of electromagnetic coils produce smaller magnetic field
| | | | | | | | |
which allow spatial localization to be performed? - CORRECT
| | | | | | | | |
ANSWER✔✔-Gradient coils |
Which type of MRI magnet requires cryogen to cool magnetic coils to 4
| | | | | | | | | | | | |
degrees Kelvin? - CORRECT ANSWER✔✔-Superconductive
| | | |
T2 is the measurement of time for the transverse component of the net
| | | | | | | | | | | | |
magnetization vector to decrease what percentage of its maximum
| | | | | | | | |
value after the application of a 90 degree radio frequency pulse: -
| | | | | | | | | | | |
CORRECT ANSWER✔✔-37% |
, Which cryogenic material can produce temperature as low as 4 degrees
| | | | | | | | | | |
Kelvin? - CORRECT ANSWER✔✔-Liquid Helium
| | | |
The T1 process is also known as - CORRECT ANSWER✔✔-Spin-Lattice
| | | | | | | | |
a 90 degree radio-frequency pulse will alter the net magnetization
| | | | | | | | | |
vector. Another effect is: - CORRECT ANSWER✔✔-The hydrogen protons
| | | | | | | |
will have phase coherence.
| | | |
Which type of MRI magnet requires no electricity to maintain its
| | | | | | | | | | |
magnetic field and can weigh from 18,000 lb. to 200,000 lb.? - CORRECT
| | | | | | | | | | | | |
ANSWER✔✔-Permanent
To describe the uniformity of the MRI system's main magnetic field, the
| | | | | | | | | | | |
term employed is - CORRECT ANSWER✔✔-Homogeneity
| | | | |
The purpose of magnetic resonance angiography is to image the -
| | | | | | | | | | |
CORRECT ANSWER✔✔-Blood Flow | |
Magnetic Resonance Imaging is derived from the process known as: -
| | | | | | | | | | |
CORRECT ANSWER✔✔-Nuclear Magnetic resonance
| | |
The introduction of gadolinium based contrast enhancement agents by
| | | | | | | | |
Intra-venous injection can involve passing through an abnormal blood
| | | | | | | | |
