Question

Olfactory receptor organs are sensitive for

• A. Light
• B. Sound
• C. Smell
• D. Equilibrium

Answer 1

Answer: (C)

Smell

Photoreceptors are the receptors which are stimulated by light and another form of electromagnetic radiations. They are present in the retina of eyes.

Organ of Corti is the organ of a sense of hearing and is present in the cochlea of the inner ear.

Proprioceptors are the mechanoreceptors which are activated by changes in pressure or movement and are involved in maintaining muscle tone, body equilibrium and posture.

Olfactory receptors are sense the smell and are located in nasal epithelium of roof of the nasal cavity. They detect different smell due to binding of airborne gases with receptor proteins located within cilia, the microscopic projections of dendrites of olfactory receptors.

Therefore, the correct answer is option C.