🧠ap psychology review

Serotonin reserves

Written by the Fiveable Content Team • Last updated August 2025
Verified for the 2026 exam
Verified for the 2026 examWritten by the Fiveable Content Team • Last updated August 2025

Definition

Serotonin reserves refer to the stored supply of serotonin, a neurotransmitter that plays a crucial role in regulating mood, appetite, and sleep. These reserves can be affected by various factors such as drug use or stress.

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