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Greg Is Participating in a Sleep Lab Experiment

question 207

Multiple Choice

Greg is participating in a sleep lab experiment. Electrodes are affixed to his scalp to measure the beta, alpha, theta, and delta waves Greg exhibits as he goes through the various stages of sleep. What technique is being utilized?


Definitions:

Sea Cave

A type of cave formed primarily by the wave action of the sea, often found along coastlines.

Sea Stack

An isolated, pillar-like, rocky island or pinnacle near a rocky coastline.

Promontory

A high point of land or rock projecting into a body of water or over a lowland, often offering broad views of the surrounding area.

Longshore Current

A current that runs parallel to the shore, generated by waves hitting the shoreline at an angle.

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