Surface coils provide higher SNR than volume coils.
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 MRI equipment room must remain cold with low humidity to…
The MRI equipment room must remain cold with low humidity to ensure that the equipment functions properly.
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?
Liquid helium is kept at a temperature of 4 kelvin (K), whic…
Liquid helium is kept at a temperature of 4 kelvin (K), which is equal to:
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.
Which type of coil is typically used in superconducting MRI…
Which type of coil is typically used in superconducting MRI systems?
The time varying magnetic field is created by the:
The time varying magnetic field is created by the:
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: