🧠✋😴

#inhibitory neurotransmitter #neurochemistry #CNS inhibitor #brain function #calm #sleep aid

😴🧠

#sleep pressure #neuromodulator #brain activity #inhibitory neurotransmitter #sleep regulation #drowsiness

🧠📉➖

#neuronal inhibition #inhibitory neurotransmitter #brain activity down #negative charge #brain signal stop