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8 Cards in this Set
- Front
- Back
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The nervous system
consists of... |
central nervous system (CNS) and peripheral nerves,
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Define resting potential
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The electrical potential across the plasma membrane of a cell that is not conducting an impulse
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Define and action potential (depolarization and repolarization).
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The reversal and restoration of the electrical potential across the plasma membrane of a cell, as an electrical impulse passes along it (depolarization and repolarization)
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Explain the principles of synaptic transmission.
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the release, diffusion and binding of the neurotransmitter, initiation of an action potential in the post-synaptic membrane, and subsequent removal of the neurotransmitter.
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What does the endocrine system consist of?
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glands that release hormones that are transported in the blood.
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What does the endocrine system consist of?
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glands that release hormones that are transported in the blood.
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What does homeostasis involve?
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maintaining the internal environment between limits, including blood pH, carbon dioxide concentration, blood glucose concentration, body temperature and water balance.
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Mechanisms for controlling body temperature include...
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the transfer of heat in blood, and the roles of the hypothalamus, sweat glands, skin arterioles and shivering.
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