Neuropedia

▪️Introduction to Clinical MRI Physics (part 3 of 3) 0:00 - Intro 1:00 - 2D vs. 3D 8:27 - Matrix and Field of view 11:00 - Wrap around artifact 12:05 - Nyquist sampling rate and Undersampling 14:04 - Frequency undersampling artifact 17:34 - Phase undersampling artifact 21:08 - Pulse diagrams and basic parameters 23:57 - Gradient echo technique 31:31 - Inversion recovery technique

▪️Introduction to Clinical MRI Physics (part 2 of 3) 0:00 - Intro 2:12 - Imaging localization and Gradient 5:51 - Slice selection 11:22 - Frequency and Phase definition 14:48 - Frequency encoding (FE) 23:54 - Phase encoding (PE) 28:45 - Frequency and phase encoding and K space 38:33 - How to tell FE vs. PE direction, examples

▪️Introduction to Clinical MRI Physics (part 1 of 3) ----- Contents ----- 0:00 - Intro 3:06 - Basic definitions 5:35 - MR active atoms 7:23 - Hydrogen proton / spin 9:09 - Larmor frequency and equation 11:19 - Longitudinal and transverse magnetization 12:57 - Resonance 14:33 - Longitudinal relaxation and T1 relaxation time 19:39 - Transverse relaxation and T2 relaxation time 22:52 - T2*, echo, and Spin Echo technique 32:27 - T1 and T2 weighted imaging