EEG 101 Final exam
1. _____ is seen in the central regions during Stage II sleep. a. Beta b. Theta c. Sleep Spindles d. Polymorphic Delta - Answer- c. Sleep spindles 2. Which filter is used to eliminate artifact caused by electrical interference? a. 10 Hz b. 15 Hz c. 35 Hz d. 60 Hz e. 70 Hz - Answer- d. 60 Hz is specific in eliminating electrical or 60Hz artifact 3. A spike that has a frequency of 16 Hz has a duration of a. .06 sec. b. .6 sec. c. .6 milliseconds d. 600 milliseconds - Answer- a. .06 sec. Duration = 1 divided by the duration 4. All of the following are true of alpha EXCEPT a. is a frequency of 9-10 Hz in the alert, awake adult b. is seen in the posterior head regions c. attenuates with eye opening and accentuates with eye closing d. is frequently seen in the front-central regions of the alert, awake adult - Answer- d. is frequently seen in the front-central regions of the alert, awake adult 5.
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