Controls vital functions like blood pressure, heart rate, respiration, digestion. First part of brain to evolve. Part of brainstem - helps with body's autonomic functions and reflexes. Respiration, heart rate, swallowing, digestion. Relay station for nerve signals to and from the brain. Part of brainstem - Relays sensory information, helps control autonomic functions and has a role in levels of arousal or consciousness and sleep.
n. 1. (Philosophy) the traditional philosophical problem concerning the nature of mind, body, and the relationship between them. See dualism 2, interactionism, parallelism 3, monism 1, idealism 3, materialism 2, identity theory, behaviourism 2.
According to the dualist, the mind (or the soul) is comprised of a non-physical substance, while the body is constituted of the physical substance known as matter. According to most substance dualists, mind and body are capable of causally affecting each other. This form of substance dualism is known as interactionism.