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"Body's Comp" Vocab.
PLTW "The Body's Computer" Vocabulary Words
| Term | Definition |
|---|---|
| Cell | smallest living structural unit of living matter and composes all living things |
| Nervous System | the control system of the body- has two parts |
| Central Nervous System | made up of the brain and spinal cord |
| Spinal cord | a bundle of nerves that relays information from the body to and from the brain |
| Peripheral Nervous System | made up of bundles of neurons, called nerves, that branch out to the rest of the body |
| Neuron | carries messages throughout the body (nerve cell) |
| Brain | the organ in the body that controls functions, movements, sensations, and thoughts |
| Brain stem | controls heartbeat, breathing, and digestions- attached to the spinal cord |
| Cerebrum | Largest part of the brain. Area controls muscle function, speech, thoughts, emotions, reading, writing, and learning. |
| Cerebellum | helps coordinate movement and balance |