The Firing Rates of Cells Within the Locus Coeruleus

question 95

Multiple Choice

The firing rates of cells within the locus coeruleus

• A) are highest during REM sleep.
• B) decrease during sleep and increase at awakening.
• C) are unrelated to behavioral arousal.
• D) are suppressed by sleeping medications.
• E) alter EEG cortical arousal.

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Definitions:

Bulbourethral Gland

The bulbourethral gland, also known as Cowper's gland, is a pair of pea-sized glands located at the base of the penis that secrete a clear fluid during sexual arousal.

Ejaculatory Duct

A duct through which semen is ejaculated, extending from the vas deferens to the urethra.

Seminal Vesicle

A pair of glands that open into the vas deferens near its junction with the urethra and secrete many of the components of semen.