The nervus faciali, also known as the facial nerve, is a vital component of the human body's nervous system responsible for controlling the muscles of facial expression and supplying sensory information to certain areas of the face. There are several synonyms used to refer to this nerve, depending on the context and the part of the healthcare industry. Some common synonyms include cranial nerve VII, the seventh cranial nerve, and the nervus facialis. Other less common terms include the nervus faciei, the nervus facialis VII, or simply the facial nerve. Regardless of the term used, this nerve is critical in allowing us to express emotions, communicate, and interact with others.