ARMRIT {MRI Technologist} Exam Practice & Study Test Questions With Revised Correct Answers | Updated & Already Passed |
ARMRIT {MRI Technologist} Exam Practice & Study Test Questions With Revised Correct Answers | Updated & Already Passed | Magnetism can be defined as the ability of certain substances to attract: - ANSWER : Iron, Cobalt, Nickel The components of the Gyro-magnetic ratio are: - ANSWER : Magnetic moment to angular momentum Which type of electromagnetic coils produce smaller magnetic field which allow spatial localization to be performed? - ANSWER : Gradient coils Which type of MRI magnet requires cryogen to cool magnetic coils to 4 degrees Kelvin? - 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: - ANSWER : 37% Which cryogenic material can produce temperature as low as 4 degrees Kelvin? - ANSWER : Liquid Helium The T1 process is also known as - ANSWER : Spin-Lattice
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