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The nervous system is one of the two main ____. |
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What is the nervous system made up of? |
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In what form do neurons carry messages? |
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Electrochemical impulses through the body |
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What are the 2 main divisions of the nervous system? |
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Definition
Central Nervous System (CNS) and Peripheral Nervous System (PNS) |
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What does the central nervous system consist of? |
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Definition
the brain and spinal cord |
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All higher functions of the nervous system are the responsibility of which nervous system? |
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All basic functions of the nervous system are the responsibility of which nervous system? |
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What three membranes protect the brain and spinalcord? |
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the dura mater (outermost) the arachnoid (middle) the pia mater (innermost) |
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What is another name for brain membranes? |
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What structure is the brain protected by? What structure is the spinal cord protected by? |
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What percent ofthe horse's body weight consists of the brain? |
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What are the three primary segments of the brain? |
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Definition
hind brain, midbrain, fore-brain |
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What is the hind brain AKA and what does it consist of? |
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Brain stem; pons & cerbellum |
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What is the purpose of the brain stem? |
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What does the cerebellum control? |
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What is the pons related to? |
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What is the midbrain responsible for? |
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sight, smell, and control of hind brain activity (i.e. voluntary control of breathing) |
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What does the fore brain contain? |
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How long is the spinal cord? |
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How many pairs of spinal nerves connect the spinal cord to the peripheral nerves? |
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What does the peripheral system consist of? |
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Definition
All of the nerves in the body |
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What is the autonomic nervous system divided into? |
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The sympathetic and parasympathetic nervous systems |
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What are the sympathetic and parasympathetic nervous systems responsible for? |
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Regulation of involuntary activity. |
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How are individual neurons limited? |
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They can only conduct impulses in one direction. |
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A gap between one neuron and another. |
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How is nervous tissue classified as? |
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Either white or gray matter. |
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Bunches of nerve tissues. |
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