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Notes

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Central Nervous System   brain and spinal cord  
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Peripheral Nervous System   peripheral nerves through the body  
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Sensory Function   gathers info about changes occurring within and around the body Afferent nerve  
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Integrative Function   information is "brought together," interpreted, to create sensations, create thoughts, add to memory, make decisions  
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Motor Function   response to signals (impulse) maintain stable conditions Efferent Nerve  
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Somatic Nervous System   skeletal muscles  
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Autonomic Nervous System   smooth muscles and glands  
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Dendrites   form the receptive surfaces of neurons  
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Axons   conducts impulse away from the cell body  
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Neuroglial Cells   supportive tissue of the nervous system  
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Microglial Cells   makes sure no garbage and eats what shouldn't be there Brain & Spinal Cord  
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Oligodendrites   produces myelin for CNS Brain & Spinal Cord  
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Astrocytes   blood brain barrier Brain & Spinal Cord  
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Ependymal Cells   secrete cerebrospinal fluid Brain & Spinal Cord  
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Schwann Cells   produces myelin Peripheral  
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Mylinated   white matter  
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Unmyelinated   grey matter  
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Nerve   bundle of nerve fibers  
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Meninges   membrane located between bone and soft tissue of the CNS  
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Dura mater   outer layer, blood vessels, nerves TOUGH  
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Arachnoid mater   no blood vessels WEB LIKE  
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Pia mater   contains many nerves and blood vessels to nourish cells of the brain and spinal CONECTING NEURONS  
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Cerebrospinal Fluid   circulates between arachnoid and Pia mater  
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Cervical Enlargement   supplies nerves to upper limbs (neck)  
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Lumbar Enlargement   supplies nerves to lower limbs (lower back)  
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CNS Function   conducting nerve impulses, serves as a enter for spinal reflexes  
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Ascending Tracts   carries sensory info to the brain  
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Descending Tracts   carry motor impulses from the brain to muscles  
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Cerebrum   Largest, sensory and motor functions, mental function Memory and reasoning  
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Cerebellum   Coordinate voluntary muscles  
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Brain Stem   Regulates autonomic functions (Heart rate, blood pressure, and body temp)  
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Created by: Alisha M. Bailey
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