Author: Glossary
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Namenda
Brand name for the NMDA receptor antagonist drug memantine.
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Naltrexone
An opioid antagonist medication used to facilitate maintenance of abstinence after heroin or alcohol detoxification. Marketed under the brand names revia and vivitrol; may also be known by the discontinued brand name depade. A narcotic antagonist. Oral agent that antagonizes the actions of opiates, used to aid former drug addicts in remaining opiate-free in their…
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Naloxone
A potent, short-acting competitive antagonist of mu-opioid receptors in the central nervous system (CNS) with no agonistic effects of its own; the drug of choice in the treatment of narcotic overdose. Naloxone rapidly reverses the toxic and clinical effects of opiates, including respiratory depression, hypotension, and sedation, but it also produces rapid withdrawal symptoms. Its…
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Mysophobia
The fear of dirt and germs.
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Myriacit
A culture-specific syndrome.
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Myoclonus
A brief, involuntary twitching of a muscle or a group of muscles. Myoclonus is one of several signs in a wide variety of nervous system disorders such as multiple sclerosis, parkinson’s disease, alzheimer’s disease, creutzfeldt-jakob disease, and some forms of epilepsy. In almost all instances in which myoclonus is caused by central nervous system (CNS)…
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Myelin
The insulating sheath that surrounds nerve cells, enabling them to conduct impulses between the brain and other parts of the body. When myelin becomes damaged, neurodegenerative autoimmune diseases, such as multiple sclerosis, can develop. Fatty, white substance forming medullary sheath around nerve. The protective fat and protein covering around the axons of many nerves. The…
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Mutism
Refusal to speak; may be for conscious or unconscious reasons. Persistent inhibition of speech seen in some severe forms of mental illness. A condition of being unable to speak. A refusal or an inability to speak. The condition of being unable to speak. Inability or refusal to speak. It may be innate, the result of…
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Munchausen syndrome (pathomimicry)
In dsm-iv-tr, a chronic form of factitious disorder with physical symptoms that may be totally fabricated, self-inflicted, or intentional exaggerations of preexisting physical conditions. Much of the person’s life may consist of seeking admission to or staying in hospitals (often under different names). Multiple invasive procedures and operations are eagerly solicited. The need is to…
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Multisystemic therapy (MST)
An intensive, family-focused, home-based service used in the treatment of conduct disorder. The primary objective is to assist parents and community organizations in developing skills for intervening with risk factors for antisocial behavior in children.