substantia nigra a region of gray matter in the midbrain, n...
China white see fentanyl.
sun compass the use of the sun as a directional stimulus in...
circadian oscillator a neural circuit with an output that r...
ganglioside n. any of a group of glycosphingolipids (sugar-...
psychomotility n. a motor action or habit (e.g., a tic, han...