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Nervous System
| Question | Answer |
|---|---|
| What organs are included in the nervous system? | Brain , spinal cord, nerves |
| The central nervous system (CNS) consists of: | brain & spinal cord |
| The peripheral nervous system (PNS) consists of: | cranial nerves & spinal nerves |
| What are the functions of the Nervous System? | controls body function, receives sensory input, makes decisions, orders body responses |
| Nervous system is composed of what two types of cells? | neurons & neurological cells |
| What are neurons? | individual nerve cells |
| What are the 3 basic parts of neurons? | dendrites , nerve cell body , & axon |
| What are dendrites? | highly branched projections that receive impulses |
| What is nerve cell body? | contains nucleus & organelles |
| What does the axon do ? | conducts electrical impulse to destination |