| Term | Definition |
| thalamus | is also the main input center for sensory information going to the cerebrum and the main output center for motor information leaving the cerebrum. |
| hypothalamus | control center for the autonomic nervous system located below the thalamus (diencephalon) |
| pitultary Gland | controls releases of hormones which enable the body to produce energy from the food you eat |
| pineal gland | responsible for how fast your body grows and mature |
| amygdale | triggers aggression or docility depend on the situary and the part affected |
| hypocampus | forms and stores new memories |
| Functions of hypothalamus | blood, emotions, temperature, hunger or thirst, and sexual feelings |
| Central nervous system | The brain and the spinal cord. The central nervous system communicates with the rest of the nervous system through electrical signals sent to and from neurons. |
| peripheral nervous system | nerves that branch from the central nervous, including nerves of the brain (cranial nerves) and spinal cord (spinal nerves) |
| Cerebrum | the part of the brain that interprets input from the senses controlls movement and carries out complex mental processes |
| Brain Stem | lies between the cerebellum and the spinal cord controls all the involuntary functions of the body |
| limbic System | memory, emotion, and goal-directed behavior. Contains hippocampus and amygdala |
| meninges | three layers of tough membranes around the spinal cord |
| cerebrospinal fluid | watery cushion that protects the spinal cord from jarring and supplies nutrients and oxygen from the blood |
| cerebellum | Daily needs deals with what is real, feelings energy, and motivation |
| medulla oblongata | swelling on the brain stem which regulates life support system:things your body does without thinking |