The term "accelerator nerve" refers to a nerve that stimulates or increases the activity of a particular organ or process in the body. Synonyms for this phrase include "excitatory nerve", "activating nerve" or "stimulating nerve". These terms all imply the role of the nerve in enhancing the function or response of a specific system. The accelerator nerve plays a crucial role in various bodily functions, including the regulation of heart rate, respiratory rate, and overall bodily activity. Understanding the synonyms for "accelerator nerve" allows for clearer communication and a more precise understanding of the nervous system's intricate workings.