Psych Biology Unit

2. – helps regulate many of the body’s maintenance activities such as eating, drinking, and body temperature; is linked to emotion.
3. – the cell body which contains most of the cell’s organelles (systems that keep your cells alive).
4. – behavior, learning, and personality; last part of your brain to develop.
5. – the study of life and its structures for growth and function.
7. – helps process new memories for permanent storage.
8. – mood, sleep, appetite. Helps regulate emotions and overall well-being.
11. – contains the cell’s DNA.
12. – English scientist who authored the theory of evolution.
14. – transfers electrical signals from the soma (cell body) to the synapse.
15. – ring of structures at the border of the brainstem and cerebral cortex.
18. – processing what you touch.
20. – send electrical impulses to neighboring neurons.
22. – network that helps control bodily functions.
23. – understanding language, sounds, and communication.
24. – disease that damages and kills neurons.
25. – receive electrical impulses from neighboring neurons.

1. – railroad worker who had a brain injury that altered his personality.
3. – automatic reading can interfere with attention.
6. – seeing and interpreting visual information.
9. – specialized cell in the nervous system that sends and receives information through electrical and chemical signals.
10. – oldest part of the brain; functions for reacting to the outside environment and survival.
13. – traits are passed down because they are a survival advantage.
16. – the organ that commands all bodily functions.
17. – fight-or-flight response. Increases heart rate, breathing, and energy; released during stress or danger.
19. – reward, motivation, pleasure. Helps you feel good when you achieve something.
21. – cover the axon and work like insulation to help keep electrical signals inside the cell (e.g., plastic over a charger).