| Term | Definition |
| limbic system | motivational drive and emotional behavior (fight or flight, feeding, sex, emotions); memory processing and relating to the environment |
| amygdala | regulation of emotion and memory |
| hippocampus | important role in learning and memory |
| cingulate gyrus | emotion/autonomic functions |
| hypothalamus | endocrine and autonomic functions and homeostasis |
| fornix | memory regulation |
| memory | mammillary body |
| olfactory association cortex | appreciation of olfactory stimuli - projects to hippocampus for memory recall |