Sense of gravity is detected by: (A) Horizontal semicircular canal, (B) Lateral semicircular canal, (C) Superior semicircular canal, (D) Utricle and saccule
Answer is D. Utricle and saccule are stimulated by displacement of the otolithic membrane during the head tilts.They are concerned with acceleration and deceleration. (Ref: Diseases of EAR, NOSE and THROAT by PL Dhingra; 6th edition; page no.18)