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13 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Nerves
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Bundles of axons and their sheaths that extend out of the CNS
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Bundles of axons
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Ganglia
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collections of neuron cells bodies that are found outside of the CNS
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outside of the CNS
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Spinal nerves
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Nerves of the PNS that originate from the spinal cord
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originate from the spinal cord
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Cranial Nerves
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Nerves of the PNS that originate from the brain.
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originates from the brain.
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Afferent Neurons
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Neurons that transit action potentials from sensory receptors to the CNS
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sensory receptors to the CNS
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Efferent neurons
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Neurons that transmit action potentials from the CNS to the effector organs
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CNS to the effector organs
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Somatic motor nervous system
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PNS motor neurons that transmit action potentials from the CNS to the skeletal muscles
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CNS to the skeletal muscles
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Autonomic Nervous System
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PNS neurons that transmit action potentials from the CNS to the smooth muscles, cardiac muscles, and glands
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CNS to the cardiac muscles, Smooth muscles, and glands
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Sympathetic Division
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Division of Neurons of the ANS that prepare the body for increased energy expenditure
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prepare the body
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Parasympathetic Division
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Division of neurons of the ANS that stimulate resting and nutrition- related functions Such as digestion, defecation, and urination.
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stimulates resting and nutrition-related functions
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Association Neuron
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A neuron within the CNS that conducts action potentials from one neuron to another neuron within the CNS
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one neuron to another neuron
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Excitability
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The ability to undergo an action potential in response to a stimulus
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The ability
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Potential difference
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A measure of the charge difference across the cell membrane
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Measure of charge difference
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