The reason that there are three semicircular canals is so that we __________.
A) have one canal to sense motion in each of the three planes
B) can see the world in three dimensions
C) can detect sound locations in the three-dimensional world
D) have an extra if one is broken

Question

Quizplus · Accepted Answer

The three semicircular canals are oriented in three different planes (horizontal, sagittal, and transverse) to detect angular acceleration and deceleration of the head in those planes. Therefore, we have one canal to sense motion in each of the three planes.

The Reason That There Are Three Semicircular Canals Is So