Sense Organs

Scientists find a gene $\mathrm{P}$ that helps human peripheral neurons to sense temperature less than $13°\mathrm{C}$ and induce a physiological signal of avoidance. This gene is present in almost all vertebrates. Considering that gene $\mathrm{P}$ has role only in detection of low temperature, the correct statement(s) is(are)

Choose the membrane from the options given below which separates scala media and scala tympani of the cochlea.

Olfactory receptors are responsible for detecting odour molecules.

Explain the function of olfactory receptors in the mechanism of smelling odour?

Explain the mechanism of smelling odour?

List the main functions of the skin.

The taste buds contain gustatory cells.

Where are the taste receptor cells are found?

Which taste bud is present on the lateral sides of the tongue?

Write the four types of taste buds.

The cavity of the nose is generally known as

Name some important structural parts of human nose.

Write a short note on human nose.

Which of the following tissue prevents the eyeball from mechanical injuries?

What is the fatty tissue that surrounds the eye?

The fat around the eyes acts as a shock-absorbing cushion. 

What causes fat under eyes?

What do understand by the term Xanthelasma? 

What are the different layers of the skin?

Write the functions of the nose.