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13 Cards in this Set
- Front
- Back
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Nervous system |
Organ system consisting of the brain, spinal cord, and associated nerves that coordinates the other organ systems of the body |
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Somatic system |
Nerves that serve the skin, skeletal muscle, and tendons; voluntary and involuntary control (reflexes) |
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Autonomic nervous system |
Regulates activity of cardiac and smooth muscles, organs, and glands; involuntary control |
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What are impulses |
Information |
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Sensory neurons conduct |
Nerve impulses |
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Effector |
Muscle fiber, organ, gland |
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Afferent |
Sending information to the structure if interest (ex.) Spinal cord |
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Efferent |
Sending information away from the structure of interest (ex.) Spinal cord |
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Refractory period |
Portion of axon immediately following the action potential which is unable to conduct an action potential |
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Explain meaning - Portion of axon immediately following the action potential which is unable to conduct an action potential |
Once you get the flip in charge, it takes a brief period if time to flip the charge back to having negative on the inside and positive on the outside |
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Nerve |
A bunch of neurons grouped together |
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Eqilibrium |
Balance |
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Muscle fibers are |
Muscle cells |
