It's basically a way of sucking up to someone and it's almost as annoying and shallow as when girls post shit like omg stop being so perf! and then of course the required response is no that's you bb ð and it goes back and forth like that.
Temperature receptors. The sensory system involved in perceiving the changes in skin temperature begins with free nerve endings found in the dermal and epidermal layers of skin that can be functionally classified as cold and warm thermoreceptors.
Taste buds have chemoreceptors to detect chemicals dissolved in liquids. Chemoreceptors in the brain also monitor the concentration of carbon dioxide in the blood and cerebrospinal fluid to help control your rate of breathing. Mechanoreceptors sense touch, pressure and distortion (stretch).