Which component of anatomy is related to the ear and hearing?

The component of anatomy that relates specifically to the ear and the sense of hearing is represented by the root auricul/o. This term derives from "auricle," which refers not only to the external part of the ear but also connects to various structures within the auditory system. Understanding this root allows for the formation of other medical terms associated with the ear, such as "auricular," which pertains to anything related to the outer ear or hearing.

In contrast, the other roots pertain to unrelated anatomical structures. Axill/o refers to the armpit, balan/o relates to the glans penis, and bacteri/o pertains to bacteria. Therefore, recognizing the specific context and meaning of anatomical roots is crucial for correctly identifying their relevance to particular body systems or functions.