| Term 
 | Definition 
 
        | Brain and Spinal cord; interpret incoming sensory information and issue instructions |  | 
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        | Term 
 
        | Peripheral Nervous System |  | Definition 
 
        | Nerves that extend from brain and spinal cord; communication lines that connect CNS with rest of body |  | 
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        | Term 
 
        | Sensory/Afferent Division |  | Definition 
 
        | Nerves that convey impulses to the CNS from sensory receptors |  | 
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        | Term 
 | Definition 
 
        | Nerves that convey impulses from the CNS to effector organs |  | 
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        | Term 
 | Definition 
 
        | Allows conscious control of skeletal muscles; reflexes |  | 
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        | Term 
 | Definition 
 
        | Regulates involuntary activity (cardiac and smooth muscles) |  | 
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        | Term 
 | Definition 
 
        | Provide a brace/anchor between neurons and capillaries; help exchanges between them |  | 
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        | Term 
 | Definition 
 
        | Phagocytes; dispose of debris and bacteria |  | 
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        | Term 
 | Definition 
 
        | Line the central cavities of the CNS; circulate the cerebrospinal fluid/cushions brain and spinal cord |  | 
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        | Term 
 | Definition 
 
        | Form the myelin sheaths in CNS nerves |  | 
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        | Term 
 | Definition 
 
        | Form the myelin sheaths in PNS nerves |  | 
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        | Term 
 | Definition 
 
        | Protective glial cells found in the PNS |  | 
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        | Term 
 | Definition 
 
        | Transmit nerve impulses from one part of the body to another |  | 
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        | Term 
 | Definition 
 
        | Metabolic center, no centrioles; high levels of Nissl bodies (rough ER) and neurofibrils |  | 
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        | Term 
 | Definition 
 
        | Convey incoming messages toward the cell body; multiple |  | 
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        | Term 
 | Definition 
 
        | Convey messages away from the cell body; single |  | 
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        | Term 
 | Definition 
 
        | Branching ends of axons; release neurotransmitters |  | 
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        | Term 
 | Definition 
 
        | Gap between two neurons, where neurotransmitters released Junction as whole called Synapse
 |  | 
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        | Term 
 | Definition 
 
        | Gaps between Schwann cells/myelin sheath covering |  | 
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        | Term 
 | Definition 
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        | Term 
 | Definition 
 
        | Connect sensory and motor neurons |  | 
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        | Term 
 | Definition 
 
        | Rapid, predictable, involuntary responses |  | 
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        | Term 
 | Definition 
 
        | Elevated ridges of brain tissue |  | 
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        | Term 
 | Definition 
 
        | Shallow grooves in brain tissue |  | 
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        | Term 
 | Definition 
 
        | relay station for sensory impulses |  | 
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        | Term 
 | Definition 
 
        | Collection of cell bodies; regulate movements (Stopping and starting) |  | 
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        | Term 
 | Definition 
 
        | Regulation of temperature, water balance, metabolism; limbic system |  | 
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        | Term 
 | Definition 
 
        | Controls behaviors necessary for survival |  | 
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        | Term 
 | Definition 
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