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Cards In This Set
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What are neurons?
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They are complex network nerve cells
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What are dendrites?
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The cytoplasmic extension of a neuron that recieves stimuli
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What is an axon
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Is a long membrane covered extension of the cytoplasm that conducts nerve impulses
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Nerve is.............
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Bundles of axons
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Name the two systems found in the nervous system
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Central nervous system and peripheral nervous system
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What does the cerebellum regulate?
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Balance, posture and movement
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What is the brain stem?
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Collection of structures leading down to the spinal cord and connecting the cerebral hemispheres with the cerebellum
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What does the hypothalamus regulate?
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Regulates many vital homeostatic functions such as breathing and heart rate
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The spinal cord is..............
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A dense cable of nervous tissue that runs throught the vertebral column
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What does the PNS contain?
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It contains sensory neurons and motor neurons
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Brain
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The body's main processing center
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A reflex is a sudden, involuntary contraction of muscles in response to a stimulus.
true or false?
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True
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The thalamus is a critical site for motor processing
true or false?
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False, is a critical site for sensory processing
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What do sensory receptors detect?
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Detect stimuli
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What is the retina?
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Is a lining on the back inner survace of the eye that consists of photoreceptors and neurons
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