9142011?? SUNY Stony BrookSocial Cognitive and Affective Neuroscience (SCAN) CenterUpdated: September 2011MRI SafetyPolicies and Procedures of PresentationUnderstanding MRIMagnets and Magnetic Fields

MagnetismMagnetic FieldsMagnetic ForcesCertain objects and circuits produce magnetic fieldsMagnetic fields like electric fields are vector fieldsThey have a magnitude and a directionDenoted by B or