Psy 240 Appendix B

University of Phoenix Material

Appendix B

Structures of the Nervous System

This activity will increase your understanding of the different structures of the nervous system and brain. During the Web activity, you will view a variety of structures of the brain and nervous system and label each with the appropriate term. You will use this document to write a description for the terms you used in the activity.

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As you conduct the Structures of the Nervous System activity, follow along with this Word document and fill in the descriptions of those terms you used to label the structures. All of the terms in the activity are listed here, but you only need to provide descriptions for those you used.

|Term |Description |

|Central nervous system |The central nervous system is composed of two divisions: the brain and the spinal cord. The |

| |brain is the part of the CNS that is located in the skull; the spinal cord is the part that is |

| |located in the spine. |

|Cell body |Cell body. The metabolic center of the neuron; also called the soma. |

|Peripheral nervous system |The peripheral nervous system (PNS) is the division that is located out- side the skull and |

| |spine. The peripheral nervous system is also composed of two divisions: the somatic nervous |

| |system and the autonomic nervous system. |

| | |

|Dendrites |Dendrites. The short...