New answers tagged fmri
The best way to learn is probably not by reading, but by doing. The SPM website contains a number of useful datasets with tutorials for various tasks. I also find PowerPoint slides from lectures and talks useful. There are a bunch of slides on the SPM website, but you can also find more on Google by limiting your results to type:pptx.
As a slight modification of your statement: blood flow increases wherever activity in the brain increases. The type of fMRI that uses this principle is blood-oxygenation-level-dependent fMRI or BOLD fMRI. MRI in general detects signals by picking up proton signals from water molecules. This proton signal is basically caused by magnetizing the protons ...
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