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30 Cards in this Set
- Front
- Back
- 3rd side (hint)
The basic unit of the nervous system. |
Neuron |
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A single process that extends away from the cell body and conducts impulses away from the cell body. |
Axon |
AKA Nerve fibers |
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Rootlike structures that receive impulses and conduct them toward the cell body. |
Dendrite |
AKA Nerve fibers |
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Neuron cell bodies grouped together outside the CNS. |
Ganglia |
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The junction between two neurons or between a neuron and a receptor. |
Synapse |
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The chemical substance created by neural impulses in the junction of the synapse. |
Neurotransmitter |
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A protective covering over some nerve cells, including parts of the spinal cord, white matter of the brain, and most peripheral nerves. |
Myelin |
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The supply or stimulation of a body part through the action of nerves. |
Innervation |
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Sensory organ that receive external stimulation and transmit that information to the sensory neurons. |
Receptor |
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Related to spatial orientation or perception of movement. |
Proprioception |
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The layers of connective tissue enclosing the CNS. |
Meninges |
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The second layer of the meninges. |
Arachnoid |
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Means located above or superficial to the dura mater. |
Epidural |
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The clear, colorless ultrafiltrate that nourishes, cools, and cushions the CNS. |
Cerebrospinal Fluid |
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The largest part of the brain, responsible for receiving and processing information. |
Cerebrum |
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The second largest part of the brain, coordinates muscle activity for smooth movement. |
Cerebellum |
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The process of maintaining a stable internal body environment. |
Homeostasis |
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Without coordination; "stumbling" |
Ataxia |
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Shaking of the brain caused by injury |
Concussion |
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Inflammation of the brain. |
Encephalitis |
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Recurrent seizures of non-systemic origin or of intracranial disease. |
Epilepsy |
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Means unknown cause or disease of an individual. |
Idiopathic |
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Inflammation of the meninges. |
Meningitis |
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Means weakness. |
Paresis |
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Loss of voluntary movement or or immobility. |
Paralysis |
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Sudden, involuntary contraction of some muscles cause by a brain disturbance. |
Seizure |
AKA convulsions |
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Without pain. |
Analgesia |
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Absence of sensation. |
Anesthesia |
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The part of the peripheral nervous system that innervates smooth muscle, cardiac muscle, and glands. |
Autonomic |
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UMMMM you just need to know how to spell this cuz you already know the definition. :) |
Paralyzed |
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