PSYC 110 Study Guide - Midterm Guide: Cerebrospinal Fluid, Functional Neuroimaging, Pineal Gland

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Document Summary

Transcranial magnetic stimulation (tms): temporarily disrupts or briefly triggers activity in specific cortical areas by means of a magnetic field. Magnetic resonance imaging (mri): a form of medical imaging that measures the response of the atomic nuclei of body tissues to high-frequency radio waves when placed in a strong magnetic field, and that produces images of the internal organs. Electroencephalogram (eeg): an amplified recording to the electrical activity of the brain that is picked up by electrons pasted to a person"s skull; creates the most valuable index of sleep. Event-related potential: the brief change in eeg record immediately following a stimulus. Neuroimages: three-dimensional pictures that depict the relative amount of blood flowing through each part of the brain. Functional magnetic resonance imaging (fmri): creates a magnetic field around the person"s head and detects the amount of blood in each part of the brain to measure neural activity.