Which of the following statements about the suprachiasmatic nucleus is FALSE?
A) The suprachiasmatic nucleus is your internal biological clock.
B) The suprachiasmatic nucleus governs the timing of circadian rhythms, including the sleep-wake cycle and the mental alertness cycle.
C) The suprachiasmatic nucleus is a cluster of neurons located in the brain structure called the hypothalamus.
D) The suprachiasmatic nucleus secretes a naturally occurring compound called adenosine that increases mental alertness.

Question

Quizplus · Accepted Answer

The suprachiasmatic nucleus does not secrete adenosine; instead, adenosine is a compound that accumulates in the brain and contributes to sleepiness.

Which of the Following Statements About the Suprachiasmatic Nucleus Is