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8U4C2
Nervous & Endocrine System
| Term | Definition |
|---|---|
| central nervous system | made up of the brain and spinal cord |
| perpheral nervous system | all of the parts of the nervous system except for the brain and the spinal cord |
| brain | mass of nerve tissue that is the control center of the nervous system |
| cerebrum | area of the brain responsible for all voluntary activities of the body; the largest part of the brain |
| medulla | area of the brain responsible for all involuntary vital processes; connects the brain and spinal cord |
| cerebellum | area of the brain that is responsible for coordination, motor control, and balance |
| nerves | a collection of axons through which impulses travel between the central nervous system and other parts of the body |
| neuron | a nerve cell that is specialized to receive and conduct electrical impulses |
| reflex | An involuntary and almost immediate movement of in response to a stimulus |
| retina | receives images formed by the lens and transmits them through the optic nerve to the brain. |
| endocrine system | A collection of glands and groups of cells that secrete hormones that regulate growth, development, and homeostasis |
| hormone | A substance that is made in one cell or tissue that causes a change in another cell or tissue in a different part of the body |
| gland | A group of cells that make special chemicals for the body |
Created by:
Ms. Greenup
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