: Recognizing Artifacts

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Electroencephalography (EEG) – Report

Exercise 1: Recognizing Artifacts

Using the Horizontal Compression buttons and the scroll bar, display one example of an artifact in your EEG recording.

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Study Question

1. Name three sources of artifacts in EEG recordings, and in which waveform these artifacts are most prevalent.

Exercise 2: Alpha & Beta Rhythm

Using the Horizontal Compression buttons and the scroll bar, display the data for Exercise 2 you wish to include in your report.

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Study Questions

2. Under what conditions did you see alpha waves more clearly?

3. What are alpha waves thought to indicate?

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Exercise 3: Effects of Mental Activity

Using the Horizontal Compression buttons and the scroll bar, display the data for Exercise 3 you wish to include in your report.

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Study Questions

4. What effects did the mental arithmetic have on the alpha wave activity?

5. How do you account for your findings?

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Exercise 4: Effect of Auditory Stimulation

Using the Horizontal Compression buttons and the scroll bar, display the data for Exercise 4 you wish to include in your report.

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Study Questions

6. What effects did the different types of music have on the alpha wave activity?

7. How do you account for your findings?

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