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Nervous System Introduction Worksheet Farmington Public Schools

VIEWS: 147 PAGES: 2

									Name: _______________________________________________________________________________________                       Hour: ______________

Nervous System Introduction Worksheet
Anatomy & Physiology/Nervous System

1. What is the role of the nervous system in the body? ___________________________________________________________________________

_________________________________________________________________________________________________________________________________________

2. What are the three main functions of the nervous system?

         a. ____________________________________________________________________________________________________________________________

         b. ____________________________________________________________________________________________________________________________

         c. ____________________________________________________________________________________________________________________________

3. Imagine that you have just stepped out of your warm car, into the very cold winter weather. Explain how your
nervous system will respond, using the three functions of the nervous system listed above to frame your answer.




4. Define the term “sensory input”: _________________________________________________________________________________________________

_________________________________________________________________________________________________________________________________________

5. Define the term “integration”: ____________________________________________________________________________________________________

_________________________________________________________________________________________________________________________________________

6. Define the term “motor output”: _________________________________________________________________________________________________

_________________________________________________________________________________________________________________________________________

7. CNS is an abbreviation for what term? __________________________________________________________________________________________

8. PNS is an abbreviation for what term? ___________________________________________________________________________________________

9. Explain the difference between the CNS and the PNS: __________________________________________________________________________

_________________________________________________________________________________________________________________________________________

10. Explain how the CNS and the PNS work together: _____________________________________________________________________________

_________________________________________________________________________________________________________________________________________

11. What are the two parts of the PNS? ____________________________________________ & ____________________________________________
12. Which part of the PNS control skeletal muscles? _________________________________________

13. Which part of the PNS controls temperature receptors in our skin? ________________________________________

14. Using the example from Question 3: What would be the role of each part of the PNS in responding to the change?

_________________________________________________________________________________________________________________________________________

_________________________________________________________________________________________________________________________________________

15. Using the terms listed in the word bank, label the parts of the neuron below:

 A. Schwann’s cells                     B. Axon            C. Dendrites                 D. Nucleus                   E. Myelin Sheath

                       F. Node of Ranvier                     G. Axon Terminals                      H. Cell Body




                     1. __________________                                                    4. __________________




                                                       2. ___________ 3. ____________




                                                                                              8. _________________
                                                       6. ___________ 7. __________
           5. __________________

								
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