olfactory bulb

a bulblike ending on the olfactory nerve in the anterior region of each cerebral hemisphere. This first synapse in the olfactory system picks up excitation from the nose, specifically from the cilia in the olfactory epithelium. See also tufted cell.

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Psychology term of the day

February 20th 2025

tickle experience

a sensation produced by impulses from adjacent skin receptors that are stimulated lightly in rapid succession. It is assumed that the receptors involved are also responsible for the sensations of itch and pain and that the method of stimulation accounts for the different sensations.