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Nervous Regulation

Stack #2756505

TermDefinition
Regulation The adaption of form or behaviour of an organism to changed conditions.
Irritability The ability of the cell to receive and respond to a stimulus.
Impulse The change of momentum of an object when the object is acted upon by a force for an interval of time.
Stimulus A thing or event that evokes a specific functional reaction in an organ or tissue.
Response An action or movement due to the application of a stimulus.
Receptor A specialized cell or group of nerve endings that responds to sensory stimuli.
Neuron A specialized cell transmitting nerve impulses; a nerve cell.
Effector An organ or cell that acts in response to a stimulus.
Cell Body The compact area of a nerve cell that constitutes the nucleus and surrounding cytoplasm, excluding the axons and dendrites.
Dendrite The branching process of a neuron that conducts impulses toward the cell.
Cell Body The compact area of a nerve cell that constitutes the nucleus and surrounding cytoplasm, excluding the axons and dendrites.
Axon The appendage of the neuron that transmits impulses a rdway from the cell body.
Meninges The three membranes that line the skull and vertebral canal and enclose the brain and spinal cord.
Cerebrum the largest part of the brain upper and is the main part of the brain of vertebrate animals. It has left and right hemispheres. The cerebrum controls conscious and voluntary processes.
Cerebellum The part of the brain at the back of the skull in vertebrates. Its function is to coordinate and regulate muscular activity.
Medulla Oblongata The base of the brain, which is formed by the enlarged top of the spinal cord.
Central Nervous System The complex of nerve tissues that controls the activities of the body. In vertebrates it comprises the brain and spinal cord.
Peripheral Nervous System The nervous system outside the brain and spinal cord.
Meninges The three membranes that line the skull and vertebral canal and enclose the brain and spinal cord.
Neurotransmitter A substance (such as norepinephrine or acetylcholine) that transmits nerve impulses across a synapse
Created by: emiliop
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