click below
click below
Normal Size Small Size show me how
Psyc vh 3 vocab
The brain
| Term | Definition |
|---|---|
| Neurotransmitters | chemicals such as acetylcholine and dopamine |
| Cerecal cortex | Outer layer of brain, from the latin word for "bark" |
| Synapse | Junction between the axon terminals of the sending neuron and the dendrites of the receiving room |
| Limbic System | forms a border around the brain stem and is involved in survival behaviors |
| hypothalamus | tiny,vital to regulation of the body temp. storage of nutrients and various aspects of motivation and emotion |
| myelin | white,fatty substance that insulates and protects the axon |
| Medulla | Part of the hindbrain involved in heart rate, blood pressure, and breathing |
| pons | involved in regulating the body movements attention sleep and alertness. |
| somatic nervous system | transmits sensory messages to the central nervous system |
| Dendrites | carry information to the cell body |
| Thalamus | Relay station for sensory stimulation,including sight and hearing. |
| Corpus Callosum | structure that connects the two hemispheres of the brain |
| cell body | Produces energy to fuel call activity |
| Spinal Cord | Carries messages from the brain to specific muscles |
| Axon | Transmits messages away from the cell body |
| Peripheral nervous system | transmits messages between the central nervous system and all parts of the body |
| Neurons | nerve cells |
| Cerebrum | makes possible learning of complex information and abstract thinking |
| Autonomic nervous system | Governs involuntary muscles and internal organs |
| Cerebellum | "Little brain" in latin involved in balance and coordination. |