In Sleep Labs, Changes in Tiny Electrical Signals Generated by the Brain

question 81

Multiple Choice

In sleep labs, changes in tiny electrical signals generated by the brain are usually amplified and recorded with

• A)electroencephalography.
• B)magnetic resonance imaging.
• C)positron emission tomography.
• D)computed tomographic scanning.

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The degree to which repeated measurements under unchanged conditions show the same results.

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