The document presents information about the neuroendocrine system. The neuroendocrine system is described as a network of cells that produce and release hormones in response to signals from the nervous system. It consists of both the nervous system and endocrine system connected through the hypothalamus. The hypothalamus controls the pituitary gland which regulates other glands. The nervous system communicates using neurons and neurotransmitters, while the endocrine system uses hormones to communicate over longer periods of time and distance throughout the body.