👉 Preventral is a type of brainstem ganglion that consists of two interneurons, which are located in the spinal cord and form part of the spinal motor neuron. These neurons transmit signals from sensory nerves to muscles, allowing for movement. The term "preventral" refers to the structure or area within the spinal cord where these neurons reside. In the case of a preventral, it is the area that contains the interneurons responsible for transmitting signals from the sensory nerve to the muscle