PSYCO367 Chapter Notes - Chapter 15: Lingual Papilla, Taste Bud, Chorda Tympani
13 Apr 2018
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Smell and taste have been called molecule detectors because they endow these gas and liquid molecules with distinctive smells and tastes. The function of chemical senses (cid:862)gatekeepe(cid:396)s(cid:863) of the (cid:271)od(cid:455): Identify things that should be consumed for survival: detect things that would be harmful and should be rejected, cause good and bad affective responses can trigger memories, which in turn may create emotional responses. 5 basic taste qualities: salty, sour, sweet, bitter, umami described as meaty, brothy, or savoury, and is associated with msg. Co(cid:374)(cid:374)e(cid:272)tio(cid:374)s bet(cid:449)ee(cid:374) taste qualit(cid:455) a(cid:374)d a u(cid:271)sta(cid:374)(cid:272)e"s effe(cid:272)t. Process of tasting begins with the tongue tongue contains papillae: papillae- ridges and valleys on the tongue, some of which contain taste buds; 4 types: Filiform: shaped like cones and located over entire surface; central part of the tongue contains only these papillae (thus, central part causes no taste sensations) Fungiform: shaped like mushrooms and found on sides and tip.
