Maricopa Community Colleges  MRT264   19966-19995 
Official Course Description:   MCCCD Approval:  05/28/96  
MRT264      19966-19995 LEC 2 Credit(s) 2 Period(s)
Physics and Instrumentation of Magnetic Resonance Imaging
An overview into the physics, equipment, physical design, and image characteristics of Magnetic Resonance Imaging (MRI) systems. Prerequisites: Graduate radiologic technologist American Registry of Radiologic Technologists (A.R.R.T.) or permission of instructor.
 
 Go to Competencies    Go to Outline
 
MCCCD Official Course Competencies:
 
MRT264   19966-19995 Physics and Instrumentation of Magnetic Resonance Imaging
1. Describe the terminology associated with Magnetic Resonance Imaging (MRI). (I)
2. Explain the physical properties and interactions that occur with Magnetic Resonance Imaging (MRI). (II)
3. Describe the components of a Magnetic Resonance Imaging(MRI) system to include specific types of magnets, coils, image display and recording systems. (III)
4. Specify the ideal physical location and electromagnetic and magnetic shielding consideration in the design and construction of a Magnetic Resonance Imaging(MRI) facility. (III)
5. Identify and explain the potential physical and biological hazards associated with Magnetic Resonance Imaging (MRI). (V)
6. Identify and explain the image characteristics seen in a magnetic resonance image. (VI)
7. Identify and explain specific factors that influence the quality of magnetic resonance images. (VII)
8. Describe the applications, dosages, administration, and benefits of using contrast media during magnetic resonance procedures. (VIII)
Go to Description    Go to top of Competencies
 
MCCCD Official Course Outline:
 
MRT264   19966-19995 Physics and Instrumentation of Magnetic Resonance Imaging
    I. Physics
        A. Historical perspective
        B. Electromagnetic spectrum
        C. Magnetic properties
          1. Magnetic moment
          2. Gyromagnetic ratio
          3. Tesla
          4. Gauss
        D. Resonance
        E. Spin and precession
        F. Larmor frequency and equation
        G. Magnetic field
        H. Parallel vs. antiparallel protons
      II. Magnetic resonance properties
          A. T1 relaxation time
          B. T2 relaxation time
          C. Free induction decay
          D. Spin density
          E. Echo-to- time (TE)
          F. Repetition time (TR)
          G. Spin-echo technique
          H. Inversion-recovery technique
        III. Magnetic resonance imaging systems
            A. Magnets
              1. Permanent
              2. Resistive
              3. Superconducting
            B. Secondary coils
              1. Shim coils
              2. Gradient coils
              3. R.E. probe
              4. Surface coils
            C. Image display and recording
              1. Fourier transformation
              2. Two and three-dimensional fourier transformation
              3. Laser printer
          IV. Facility design and construction
              A. Physical location
              B. Electromagnetic shielding
              C. Magnetic shielding
            V. Biological effects
                A. Physical hazards
                B. Cellular effects
                C. Enzyme effects
                D. Nerve conduction
              VI. Image characteristics
                VI. Image quality
                    A. Artifacts
                    B. Spatial resolution
                    C. Low contrast resolution
                    D. System noise
                    E. Linearity
                    F. Spatial uniformity
                    G. Quality assurance
                  VIII. Contrast media
                      A. Gadolinium
                      B. Administration
                      C. Dosages
                      D. Procedures
                      E. Benefits of using contrast media
                  Go to Description    Go to top of Competencies    Go to top of Outline