Question

Define the term photoreceptors?

Answer 1

The rods and cones which are present in our eyes and are responsible for the stimulus of vision are called photoreceptors .

✴ The phonoreceptors are receptors of hearing .

✴ The mechanoreceptors are receptors of mechanical damage .

✴ The receptors are cells which on receiving stimulus transfer information towards the central nervous sytem .

✴ They are responsible for receiving the stimulus , or a change in the environment .

✴ The change in the environment brings about change in the organism .

✴ The change in the organism is called response .