How many sensory structures (sense organs) are present in our body?

State the type of cells in the olfactory epithelium.

Melanin protects against ......... .

$A$: Sense organs do not interpret the stimulus; it is done by the brain.
$R$: Sense organs are transducers. They transform the energy of a stimulus into the energy of nerve impulses.

Bats have a special sensory system called:

The sweet and acidic tastes are better detected by