Bio
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Created by:
serubin323 on September 21, 2011
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14 terms
Terms | Definitions |
|---|---|
 specialized cell | cell that is uniquely suited to performing a particular function |
| nervous tissue | tissue composed of neurons |
| muscle tissue | A body tissue that contracts or shortens, making body parts move. |
| homeostasis | metabolic equilibrium actively maintained by several complex biological mechanisms that operate via the autonomic nervous system to offset disrupting changes |
| feedback inhibition | A method of metabolic control in which the end product of a metabolic pathway acts as an inhibitor of an enzyme within that pathway. |
| neuron | a cell that is specialized to conduct nerve impulses |
| synapse | the junction between two neurons (axon-to-dendrite) or between a neuron and a muscle |
| nuerotransmitter | refers to the chemical substance released from nerve endings which exerts effects on an adjacent nerve cell across a short synapse |
| central nervous system | the portion of the vertebrate nervous system consisting of the brain and spinal cord |
| peripheral nervous system | the section of the nervous system lying outside the brain and spinal cord |
| cerebrum | anterior portion of the brain consisting of two hemispheres |
| cerbellum | The portion of the lower brain that coordinates and organizes bodily movements for balance and accuracy |
| brain stem | the part of the brain continuous with the spinal cord and comprising the medulla oblongata and pons and midbrain and parts of the hypothalamus |
| sensory receptor | an organ having nerve endings (in the skin or viscera or eye or ear or nose or mouth) that respond to stimulation |
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