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Pharm ch 15 vocab

QuestionAnswer
Parkinson's Disease Is a chronic progressive disorder of the central nervous system.
Dopamine A monoamine neurotransmitter formed in the brain by the decarboxylation of dopa and essential to the normal functioning of the central nervous system. A reduction in its concentration within the brain is associated with Parkinson's disease.
Neurotransmitter A chemical in the brain that transmits messages between neurons, or nerve cells. Changes in the levels of certain neurotransmitters, such as serotonin, norepinephrine, and dopamine, are thought to be related to bipolar disorder.
Acetylcholine A white crystalline derivative of choline that is released at the ends of nerve fibers in the somatic and parasympathetic nervous systems and is involved in the transmission of nerve impulses in the body.
Anticholinergic Agents An agent that is antagonistic to the action of parasympathetic or other cholinergic nerve fibers.
Tremors an unintentional, rhythmical alternating movement that may affect the muscles of any part of the body. Caused by the rapid alternating contraction and relaxation of muscles and is a common symptom of diseases of the nervous system (neurologic disease).
Dyskinesia distortion or impairment of voluntary movement, as in tic or spasm.
Propulsive, Uncontrolled Movement As mobility deteriorates, steps quicken and become shorter.
Akinesia A slowness or loss of normal motor function resulting in impaired muscle movement.
Levodopa A substance used in the treatment of Parkinson's disease. Levodopa can cross the blood-brain barrier that protects the brain. Once in the brain, it is converted to dopamine and thus can replace the dopamine lost in Parkinson's disease.
Created by: cmcaguilar
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