As the sun begins to set, Winston finds himself becoming more and more sleepy. What structure is sensitive to light and influences when to go to sleep and when to awaken?

Name: As the sun begins to set, Winston finds himself becoming more and more sleepy. What structure is sensitive to light and influences when to go to sleep and when to awaken?
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Question

Quizplus · Accepted Answer

The structure that is sensitive to light and influences sleep/wake cycles is the suprachiasmatic nucleus, located in the hypothalamus.

As the Sun Begins to Set, Winston Finds Himself Becoming