The (cells, tissues, organs, systems, cycles) species involved with speech production or formation are living and dead or non (living and dead) beings or deities.
These living and dead or non (living and dead) beings or deities as species function and dysfunction through work done, load, resistance, friction, power, effort between action or passion of pulley and pushion sources or forces to form and produce speeches.
Components of Speech Production System
Speech Production
Organs of Speech and Formation of Sounds