Reserpine. Pharmacology: Most often used to treat mild to moderate hypertension. Rarely used as an antipsychotic. Mode of action: Reserpine works by irreversibly blocking the vesicular monoamine transporter (VMAT). This transporter normally transports dopamine (DA)‚ 5-HT (serotonin)‚ and norepinephrine (NE) from the cytoplasm to the vesicle in the presynaptic neuron. Because these neurotransmitters are not packaged‚ they are degraded quickly by monoamine oxidases (MAOs). 4. Inhibition of synthesis of
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neurons Reuptake – neurotransmitters after sending the message are either broken down or reabsorbed by terminal buttons Neurotransmitters: 1. Acetylcholine – effect: muscle contraction‚ and a role in the development of memory in the hippocampus. 2. Dopamine – effect: voluntary movement‚ learning‚ and feelings of pleasure. 3. Norepinephrine (noradrenaline) – effect: arousal‚ alertness‚ and stimulation of the sympathetic nervous system. 4. Serotonin – sleep‚ arousal levels‚ and emotion. Kasamatsu and
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Don’t miss any tips! Like us on Facebook Close Open COMMUNICATION LIFESTYLE MONEY PRODUCTIVITY TECHNOLOGY WORK Follow @lifehackorg 29.1K 8K Lifehack 2K RSS90.9K Get Lifehack in Your Inbox Top of Form SUBMIT Bottom of Form Previous Article Next Article Share Tweet Share Pin it Share Email 8 Ways to Train Your Brain to Learn Faster and Remember More SEPTEMBER 16 BY MARIA BRILAKI IN PRODUCTIVITY | 632 SHARES Ads by Google Fun Brain
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The debate over antidepressants has waged on for over more than half a century. Two heads of the Department of Psychiatry in Washington University discovered that depression was just as much biological as it was physiological meaning that people with depression had an abnormal chemical make-up in the brain. This discovery increased the demand for research on methods to alter this abnormality effectively and efficiently. Thus antidepressants were created‚ sparking a psychiatric revolution. Antidepressants
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of. Another drug is methamphetamime‚ generally shortened to amphetamines or ice‚ is a psychostimulant and sympathomimetic drug. Methylamphetamine-amphetamine from entering the brain and triggers a cascading release of norepinephrine epinephrine‚ dopamine and serotonin. Because it stimulates the mesolimbic reward pathway‚ causing excitement and agitation‚ so it is prone to abuse and addiction. Users may become obsessed or perform repetitive tasks
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shown that if someone in the family has schizophrenia‚ there is a greater chance of developing schizophrenia (BOOK‚ pg.422). This is a huge risk factor for developing schizophrenia. The biochemical dysfunction component relates to having an excess of dopamine in the brain‚ causing psychosis. Physiological factors explains how abnormalities in the brain leads to impaired functioning. The psychosocial stress component suggest that having stress in everyday life and being someone of the low socioeconomic
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SOC:111 SEC: 01 March 18‚ 2014 Deterioration of Traditional Life Styles by Way of an Addiction to Social Media To claim that the mass use of social media powered by information technologies is a form of addiction may seem outrageous. Yet when compared to the American Society of Addiction Medicine ’s definition of addiction which states the addiction is "characterized by inability to consistently abstain‚ impairment in behavioral control‚ craving‚ diminished recognition of significant problems
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Good afternoon‚ my name is Saeed Graham and today I’ll be presenting on the topic of the use of animals in medical research. An article will be disputed in an attempt to convince you that animals SHOULD be used in medical research. Kelly Overton posits the article “Stop Animal Testing – It’s not just cruel‚ it’s ineffective” in the Baltimore Sun. As is evident from the title of the writing‚ Mr. Overton is of the opinion that the use of animals for medical testing be desisted on the basis of its ineffectiveness
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biological closeness of the relationship and the likelihood of developing depression. Biochemical imbalances in neurotransmitters cause depression; most notably noradrenalin‚ serotonin according to the permissive amine theory is a controller and dopamine. Interruption in the transmission of nervous impulses Hormones – high levels of cortisol – overactive pituitary adrenal response AO2-Genetic Studies Gershon (family study) D – reviewed 10 family studies of depression in first and second degree
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in this group is low activity in the prefrontal cortex‚ likely due to low levels of dopamine. The PFC is involved in judgment‚ impulse control‚ planning‚ follow through‚ decision making‚ and paying attention. This type is often seen with ADD and ADHD and is more common in males. Type Three is Impulsive-Compulsive Addicts SPECT scans here tend to show low activity in the prefrontal cortex‚ likely due to low dopamine and too much activity in the anterior cingulate gyrus likely due to compulsivity and
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