What body system is the brain in?

Start studying Biology Human Brain and body systems. Learn vocabulary, terms, and more with flashcards, games, and other study tools. read more

The human brain is the command center for the human nervous system. It receives input from the sensory organs and sends output to the muscles. The human brain has the same basic structure as other mammal brains, but is larger in relation to body size than any other brains. read more

Anatomy of the Nervous System. If you think of the brain as a central computer that controls all bodily functions, then the nervous system is like a network that relays messages back and forth from the brain to different parts of the body. read more