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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 |