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🧠ap psychology review

GABA in AP Psychology

Verified for the 2027 exam
Verified for the 2027 exam•Fiveable Content Team

Definition

GABA, or gamma-aminobutyric acid, is an inhibitory neurotransmitter in the brain. It reduces neural activity and helps to regulate anxiety and stress levels.

This definition is part of Fiveable's AP Psychology review, which also has guided practice questions.