Single-unit recordings
A) represent summated neural activity of many neurons.
B) are made using macroelectrodes placed on the skull surface.
C) indicate that serotonergic neuron activity is nil during REM sleep.
D) suggest that serotonin-containing neurons excite REM sleep.
E) do not require elaborate amplifiers and equipment.

Question

Quizplus · Accepted Answer

Single-unit recordings involve measuring the electrical activity of a single neuron. This technique has shown that serotonergic neuron activity decreases to near zero during REM sleep, indicating a significant reduction in serotonin release during this phase.

Single-Unit Recordings