Jerry, rice has more protein which gives more energy
These are all receptors that react to certain kinds of stimuli. The chemoreceptors react when there are changes in chemical concentrations within the body; the mechanoreceptors detect pressure or distorted stimuli; and the nocioreceptors send signals of pain to the spinal cord and brain.
Spicy food actually does not have a specific location in the taste buds of the tongue. This is the reason why it is not considered a flavor but rather a sensation. Spicy food stimulates the release of chemicals and signals to the brain which are detected by these different kinds of receptors.
