Review of mri equipment
Gradient coil
Equipment cabinet
Digital to analog converter
Amplifier
Equipment room
Equipment cabinet
Operator's console
Gradient amplifiers
1 and 2
1 and 3
2 and 3
1, 2, and 3
Inside the magnet
In the operator's console
On an rf coil
In the equipment cabinet
Magnetic shielding
RF power amplifier
Gradient coils
Rf coils
Is the interface between the technologist and the MR system
Constrains the fringe magnetic field to a smaller space
Digitizes the MR echoes
Reconstructs the MR images
Magnetic shielding
Pulse sequence controller
Rf power amplifier
Host computer
Pulse sequence controller
Rf power amplifier
Gradient power amplifier
Host computer
Pulse sequence controller
Rf power amplifier
Gradient power amplifier
Host computer
Thickness of the slice
Field of view of the slice
Image orientation
Image matrix
Tranverse
Oblique
Coronal
Sagittal
1and 3
1 and 2
1, 2, and 3
2 and 3
Cryogen
Homogeneity
Quadrature
Precession
Adjusting homogeneity of the magnetic field
Creating a linear change in the magnetic field
Confining the magnetic field to a smaller arfea
Rapidly shutting off the magnetic field
Permanent
Superconducting
Electro
Resistive
Magnetic bricks are stacked together to form the magnet
Electrical current flows through a coil of wire and generates a magnetic field
A changing magnetic field around a coil of wire generates an electic field
A moving magnetic field induces an electrical current in a neighboring conductive material
Resistive
Permanent
Superconducting
Bar
1 and 2
1 only
1 and 3
2 only
Permanent
Superconducting
Resistive
Bar
1 and 2
1 only
1 and 3
2 only
1 only
1 and 2
3 only
1 and 3
2 and 3
1, 2, and 3
1 and 2
1 and 3
Is eliminated by using magnetic shielding
Is eliminated by shimming
Poses no safety risk if magnetic shielding is used
Can cause other nearby medical devices to malfuntion
Reconstructs the images using the Fourier transform
Makes the magnetic field more uniform
Liearly varies the magnetic field along the axis of the magnet
Constrains the fringe magnetic field to a smaller space
Z
X
X and z
Y
Gradient coils
Host computer
RF coils
Analog to digital convertor
A moving electron that will induce an electric field in a neighboring conductor
A moving electron that will induce a magnetic field in a neighboring conductor
A changing magnetic field that will induce an electrical current in a neighboring conductive material
A changing electric field that will induce a magnetic field in a neighboring conductor
1 only
2 only
3 only
1 AND 2
1 and 2
1 and 3
2 and 3
1, 2, and 3
Volumetric
Linear
Flat array
Surface
1 only
2 only
1 and 2
1 and 3
1, 2, and 3
An array coil
A volumetric coil
A circularly polarized
A quadrature
1 and 2
1 and 3
2 and 3
1, 2, and 3
An array coil
A circular polarized coil
A surface coil
A cardiac array coil
Close the RF recevier coil
In the operator's console
Close to the gradient power cabinet
In the pulse sequence controller
Constrain sthe magnetic field within a smaller space
Lineraly varies the magnetic field along an axis of the magnet
makes the magnetic field more uniform
Reconstructs the images using the Fourier transform
Receiver amplifier
DAC
Array processor
Host computer
Image display for the radiologists
Digital distribution of images
Long term data storage
Reconstruction of the image from the raw data
Quiz Review Timeline +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
Wait!
Here's an interesting quiz for you.