Nervous system vocabulary
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| Neurology | The scientific study of structure, function, and pathology of the nervous system
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| Central Nervous System (CNS) | Consists of brain, spinal cord, spinal nerves, cranial nerves, and controls consciousness, the five senses and voluntary muscle actions.
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| Peripheral Nervous System (PNS) | A system of nerves that connects the peripheral (outer) parts of the body to the central nervous system. It contains sensory and motor nerves.
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| Autonomic Nervous System (ANS) | Controls involuntary muscles and regulates the action of smooth muscles, glands, blood vessels heart and even breathing.
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| Brain | largest most complex nerve tissue in the body, it controls sensation, muscles, activity of glands, and the power to think, sense, and feel.
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| Spinal Cord | originates in the brain and extends down to the lower extremity of the trunk
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| Neuron | the primary structural unit of the nervous system
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| Dendrites | nerve fibers that carry impulses from the nerve cell and receive impulses from other neurons
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| Axon/Axon Terminal | nerve fibers that send impulses away from the cell body to other neurons glands or muscles.
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| Afferent Nerves/Sensory Nerves | nerve fibers that carry impulses from the sense organs to the brain
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| Receptors | sensory nerve endings close to the skin surface
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| Effrent Nerves/Motor Nerves | nerve fibers that carry impulses form the brain to the muscles or glands producing movement
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| Reflex | An automatic response to stimulus involving an impulse from a sensory receptor along the sensory nerve to the spinal cord.
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| Digital Nerve | supplies sensory function to the fingers
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| Radial Nerve | supplies sensory function to the thumb side of the arm and back of the hand.
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| Median Nerve | supplies the arm and hand with sensory functions.
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| Ulnar Nerve | supplies sensory functions to the little finger side of the arm and palm of the hand
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| Tibial Nerve | nerve extension that passes behind the knee and subdivides, supplying impulses to the knee, calf muscles, leg skin, and the sole heal and underside of the toes.
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| Common Peroneal Nerve | nerve extension that extends from behind the knee winds around the head of the fibula to the front of the leg.
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| Anterior Tibial Nerve/Deep Peroneal Nerve | Nerve that extends the front of the leg behind the muscles supplying impulses to the muscles and skin of the top of the foot on the first two toes side.
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| Musclo-Cutaneous Nerve/Superficial Peroneal Nerve | extends down the leg just under the skin supplying impulses to the muscles and skin of the leg as well as the skin and toes on top of the foot.
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| Dorsal-Cutaneous Nerve/Dorsal Nerve | Branch nerve that provides sensory function to the top of the foot.
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| Saphenous Nerve | supplies impulses to the skin of the inner side of the leg and foot.
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| Sural Nerve | supplies impulses to the skin on the outer side and back of the foot and leg.
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Created by:
beckieharris
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