PSYC 233 - Module 3.3

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How does the method of transcranial magnetic stimulation of brain areas differ from magnetic inactivation?​

Brain activation results from mild, brief magnetic stimulation.

​Evoked potentials in the brain are most likely to be detected by a(n) ____.

EEG

Which method is dependent upon injecting a radioactive chemical into the blood to measure blood flow?

PET

Thus far, it appears that the brain feature most strongly correlated with IQ in humans is the ____.​

amount of gray matter

​Which technique is dependent upon the release of oxygen from hemoglobin molecules?

fMRI

A stereotaxic instrument would most likely be used for ____.

placing an electrode in the brain

​Women on the average have a greater density of neurons in part of the ____.

temporal lobe

​Computerized axial tomography creates an image from ____.

x-rays

​An electroencephalograph measures ____.

​the average activity of the cells in a given region of the brain


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