The polarity of a gradient is determined by the direction of the current flowing through the coil.
How does increasing magnetic field strength affect image qua…
How does increasing magnetic field strength affect image quality in MRI?
The time varying magnetic field is created by the:
The time varying magnetic field is created by the:
What does the RF receive system do with the signal returning…
What does the RF receive system do with the signal returning from the patient?
The primary function of the shim coils is to allow spatial e…
The primary function of the shim coils is to allow spatial encoding of the MR signal.
Match the pairs:
Match the pairs:
Which of the following is a type of magnetism that retain th…
Which of the following is a type of magnetism that retain the magnetic moments when removed from an external field?
The gradient slew rate is not a concern with implanted devic…
The gradient slew rate is not a concern with implanted devices.
Passive and active shielding are performed during the instal…
Passive and active shielding are performed during the installation of an MRI scanner.
Going from a linear to a quadrature coil will increase the S…
Going from a linear to a quadrature coil will increase the SNR by: