Question

Which of the following are found both in the auditory system and the vestibular system? a. basilar membrane b. hair cells c. semicircular canals d. ossicles

Short answer

Option b is correct.

Step-by-step solution

Step 1. Introduction

The auditory system transforms sound waves into neural activity while the vestibular system gives the sense of balance and information about the position of the body.

Step 2. Explanation of the correct option

Option b is correct because hair cells are the sensory receptors of both the auditory and vestibular systems which are present in the ears of all vertebrates.

Step 3. Explanation of the incorrect option

Option a is incorrect because the basilar membrane is found in the auditory system.

Option c is incorrect because semicircular canals are part of the vestibular system.

Option d is incorrect because the middle ear has a tympanic membrane and three ossicles malleus, incus, and stapes.