Movement of hair cells in the semicircular canals signals
A)sound waves to the brain.
B)the direction of motion.
C)the frequency of the sound.
D)the velocity of the movement.

Question

Quizplus · Accepted Answer

The movement of hair cells in the semicircular canals signals the direction of motion. The semicircular canals are responsible for detecting rotational movements of the head, and the hair cells in these canals are oriented in different directions to sense motion in different planes, allowing the brain to determine the direction of movement.

Movement of Hair Cells in the Semicircular Canals Signals