Question

Organ of Ruffini is sensitive to ________.

• A. Cold
• B. Pressure
• C. Touch
• D. Heat

Answer 1

The correct option is D Heat

A. The sensation of cold is perceived by Krause's terminal bulbs having a nerve ending and located in the dermis.

B. The sensation of pressure is perceived by Pacinian corpuscles located in the dermis which enclose nerve endings.

C. The sensation of constant touch or tactile stimulation is perceived by Merkel's discs located inside the dermis.

D. The sensation of heat is perceived by Ruffini's corpuscles located in deep layer of dermis.

So, the correct answer is 'Heat'.