| Term 
 | Definition 
 
        | What is a wave of action potential? |  | 
        |  | 
        
        | Term 
 
        | Allows to react to  physical and chemical changes in surrounding environment |  | Definition 
 
        | What is the purpose of the Nervous System? |  | 
        |  | 
        
        | Term 
 
        | Receive  messages from neurons |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | What are the most abundant cells? |  | 
        |  | 
        
        | Term 
 
        | Provide: physical support, insulation, and nutrients for neurons
 |  | Definition 
 
        | What do neurogilal cells do? |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | What makes up the Central Nervous System? |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | What make up the Peripheral Nervous System? |  | 
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        | Term 
 | Definition 
 
        | Which nervous system connects with the rest of the body? |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | What are conscious and subconscious sensations? |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | What is the specific part where a cell neuron begins? |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | When a nerve impulse travels down and jumps across a gap |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Are most cells unipolar, multipolar, or mixed? Are they sensory or motor? |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | What nerve impulses faster? |  | 
        |  | 
        
        | Term 
 
        | Form Myelin sheath around neurons |  | Definition 
 
        | What do Schwann Cells do? |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | What are axons with myelin around them? |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Can neurons carry on Mitosis? |  | 
        |  | 
        
        | Term 
 
        | Multipolar, Bipolar, Unipolar |  | Definition 
 
        | What are the structural ways of classification? |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | When sodium ions come into cells |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | When potassium ions diffuse outwards |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | What kind of nerve has more sodium outside the neuron? |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | What is the outermost covering of a nerve? |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Which ion affects a neuron the most? |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | If medication were to stop Nervous System it helps to |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | What is an example of a neurotransmitter that is excitatory? |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | What is an affrent nerve? |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | What is the inner most layer? |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Where do you find Cerebrospinal fluid |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | _________ carry impulses towards neuron |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | ____ are a series of inter connected cavities that contain cerebral spinal fluid |  | 
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        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | _______ keeps you awake and asleep |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | ______ connects 2 hemispheres |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | What houses the control center? |  | 
        |  | 
        
        | Term 
 
        | Cranial and Spinal Nerves |  | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | How many cranial and spinal nerves |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | What cranial nerve is responsible for hearing? |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | What sends information away? |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | When at rest, what division of the nervous system is most active? |  | 
        |  |