True or False: The respiratory and cranial nerves are NOT involved in communication.

The statement that the respiratory and cranial nerves are not involved in communication is false. Both the respiratory system and cranial nerves play crucial roles in communication, particularly in the production of speech.

Cranial nerves, especially those that control the muscles of the larynx, pharynx, and tongue, are essential for articulate speech and swallowing. For example, the vagus nerve innervates muscles involved in vocalization, while other cranial nerves control facial expressions that contribute to non-verbal communication.

The respiratory system is equally important as it provides the airflow necessary for voicing. The process of respiration supports phonation, where air from the lungs is expelled and passes through the vocal cords, generating sound. Therefore, both respiratory and cranial nerves are integral to effective communication.