click below
click below
Normal Size Small Size show me how
The Nervous System
Miss Mele Key Vocabulary of The Nervous System
| Question | Answer |
|---|---|
| Neuron | Nerve Cell |
| Cerebrum | front part of the brain, divided into two symmetrical halves cerebral hemispheres. In humans, it is where activities including reasoning, learning, sensory perception, and emotional responses take place. |
| Dendrite | part of the neuron that receives messages |
| Axon | part of the neuron that conducts impulses away from the cell body |
| Cerebellum | Part of brain that coordinates movement and balance |
| Myelin Sheath | a shiny white insulating covering over some nerve fibers |
| Synapse | gap between two neurons in a nerve pathway |
| Glial Cells | cells that support and nourish neurons |
| Backbone | flexible column of vertebrae that protects the spinal cord |
| Spinal Cord | long cord of nerves running through the backbone; connects the brain with the rest of body |
| Autonomic Nervous System | controls nerves that lead to smooth muscles of most of your body |
| EEG | machine the records brain wave patterns |
| Peripheral Nervous System | carries messages between central nervous system and the rest of the body |
| Central Nervous System | brain and spinal cord |
| 4 lobes | frontal, parietal, temporal and occipital |
| Skull | the bones forming the enclosure of the brain |
| Brain | central organ of the nervous system |
| Three types of neurons | Sensory, motor, interneuron |
| Spinal Nerves | 12 pairs of nerves that branch out from the brain |
| Tissue | Group of similar cells that preform the same function |
| Medulla | controls heartbeat, breathing and blood pressure |
| Nervous System | controls all activity in the body |
| Reflex | an automatic response to environment |