Receptors are special structures located on the different parts of the body that are capable of recognizing and receiving messages. Sensory receptors are those receptors located on the sense organs of living organisms which on receiving an environmental stimulus send an informative impulse to brain through neurons. These are the specialised tips of some nerve cells. There are various receptors found in our body For example, olfactory receptors for detecting smell, gustatory receptors for detecting taste, etc