MRI Physics and Imaging Technology A Little MRI History Why Use MRI? Opportunities in MRI The Imaging Hardware Magnetism Physics Pulse Sequences Overview Diffusion weighted imaging MR perfusion weighted imaging CSF flow studies Functional MRI (fMRI) Susceptibility weighted imaging MR angiography and Venography MR spectroscopy (MRS) MR fingerprinting MR enterography and MR enteroclysis Sequence Parameters Signal Processing MR image quality MRI contrast agents MRI contrast agent