Lab #9: Electroencephalography (EEG)
Exam Questions and Answers 100%
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Electroencephalography (EEG) - ✔✔recording of the electrical activity from the brain
interference from hair, scalp, skull - ✔✔Why can EEG recording be technically difficult?
epilepsy and other brain disorders - ✔✔What is EEG used to diagnose?
on areas of the head - ✔✔Where are the electrodes placed?
brain activity under different conditions - ✔✔What does an EEG record?
alpha - ✔✔Brain wave patterns that occur when you are relaxed with eyes closed
8-13 - ✔✔What is the frequency range of alpha waves in hertz?
beta - ✔✔Brain wave patterns that occur when you are alert with eyes open.
13-30 - ✔✔What is the frequency range of beta waves in hertz?
theta - ✔✔Brain wave patterns that occur in young children and in some sleep patterns-
when you are drowsy and starting to fall asleep
Katelyn Whitman, All Rights Reserved © 2025 1
Exam Questions and Answers 100%
Pass
Electroencephalography (EEG) - ✔✔recording of the electrical activity from the brain
interference from hair, scalp, skull - ✔✔Why can EEG recording be technically difficult?
epilepsy and other brain disorders - ✔✔What is EEG used to diagnose?
on areas of the head - ✔✔Where are the electrodes placed?
brain activity under different conditions - ✔✔What does an EEG record?
alpha - ✔✔Brain wave patterns that occur when you are relaxed with eyes closed
8-13 - ✔✔What is the frequency range of alpha waves in hertz?
beta - ✔✔Brain wave patterns that occur when you are alert with eyes open.
13-30 - ✔✔What is the frequency range of beta waves in hertz?
theta - ✔✔Brain wave patterns that occur in young children and in some sleep patterns-
when you are drowsy and starting to fall asleep
Katelyn Whitman, All Rights Reserved © 2025 1
