A zone in the medulla that is sensitive to certain chemical stimuli. Stimulation of this zone may produce nausea.
Deeply nestled within the confines of the area postrema, exists a discrete realm that brims with sensitivity to the influence of bloodborne pharmacological agents and neurotransmitters. This clandestine domain harmoniously communicates with its neighboring cerebral structures, orchestrating an intricate symphony of signals that ultimately culminate in the regurgitative act of vomiting.