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Doctor insights on: What Exactly Is Brain Neurophysiology And How Does It Change In An Addiction

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What exactly is brain neurophysiology and how does it change in an addiction?

What exactly is brain neurophysiology and how does it change in an addiction?

Biology of the brain: There are areas of the brain that become more active due to addictions. Neurophysiology can study the activity of these areas via eeg, mmg, fmri or other monitoring methods. ...Read more

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Dr. Vasu Brown
612 doctors shared insights

Addiction (Definition)

Addiction is a primary, chronic disease of brain reward, motivation, memory, and related circuitry. Dysfunction in these circuits leads to characteristic biological, psychological, social and spiritual manifestations. This is reflected in an individual pathologically pursuing reward and/or relief by substance use and other behaviors. A person affected by addiction will be unable to consistently Abstain from use, will have Impaired Behavioral control, will have Craving or increased "hunger" for drugs or rewarding experiences, will have a Dysfunctional Emotional response, and will show diminished recognition of significant problems with their own ...Read more


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How do drugs cause an addiction? What is happening in the brain when this occurs?

How do drugs cause an addiction? What is happening in the brain when this occurs?

Addiction: There is both psychological and physical addiction. Physical is when the body needs the drug to prevent withdrawal. Psychological is related to increase in dopamine in the emotion part of the brain.from anything pleasurable such as a good meal, a roller coaster, seeing a friend, hitting the jackpot, sex or using drugs. Your brain then craves or needs these things (ie chasing the high) ...Read more

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What is apoptosis and how does it relate to brain?

What is apoptosis and how does it relate to brain?

Dying of cells: Apoptosis is a programmed cell death process. If it occurs in the brain cells then is can cause many different neurological diseases such as parkinsons, alzheimers, and other dementias. ...Read more

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What is apoptosis and how does it relate to brain disorders?

What is apoptosis and how does it relate to brain disorders?

Dying of cells: Apoptosis is a programmed cell death process. If it occurs in the brain cells then is can cause many different neurological diseases such as parkinsons, alzheimers, and other dementias. ...Read more

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How does cbt work exactly? What does the psychiatrist do, and what does the patient have to do? Is it like reprogramming your brain?

How does cbt work exactly? What does the psychiatrist do, and what does the patient have to do? Is it like reprogramming your brain?

Helps to reframe : Cbt helps by both reframing your thoughts as well as providing behavioral techniques to help with depression and/or anxiety. Check out "the feeling good book" by david burns, $5 kindle version $7 print version on amazon, which is written for patients and based on cbt techniques. ...Read more

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What exactly is monosodium glutamate and what effect does it have on the brain?

What exactly is monosodium glutamate and what effect does it have on the brain?

MSG: Msg is a flavoring agent and Amino Acid commonly used in asian cooking. It imparts a meaty taste to food. It is not toxic but in some causes a feeling of dizziness and even nausea. The effects, if they occur are not serious or dangerous but most foods with msg are labeled so they can be avoided and asian restaurants will frequently list foods as msg free. ...Read more

Dr. Alan Ali Dr. Ali
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What is the difference of a maoi and cocaine in terms of what it does to your brain? It looks like they both increase dopamine. :\

Dr. Alan Ali Dr. Ali
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What is the difference of a maoi and cocaine in terms of what it does to your brain? It looks like they both increase dopamine. :\

MAOi's: Maoi's inhibit oxidation of monoamines, which are histamines, catecholamines (dopamine, adrenaline, norepinephrine), tryptamines (serotonin & melatonin), & trace amines such as tyramine. Cocaine blocks the reabsorption of neurotransmitters such as dopamine. ...Read more

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What is a brain biopsy and how does it work?

What is a brain biopsy and how does it work?

See below: Brain biopsy is an uncommon procedure to diagnose brain disorders like tumors, dementia and suspected infections not otherwise diagnosable. The tissue is examined by a pathologist to arrive at a diagnosis. See this site for more info. http://www.healthline.com/galecontent/brain-biopsy. ...Read more

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I want to know what it means when a drug blocks sodium channels in the brain. Is that good or bad for my metabolism? Topiramate.

I want to know what it means when a drug blocks sodium channels in the brain. Is that good or bad for my metabolism? Topiramate.

The way it works: Blocking sodium channels in the brain is the MECHANISM OF ACTION in most antiseizure drugs. Changing electrical activity in this way reduces/controls epileptic fits. Since it's CRITICAL to control seizures we feel that possible side effects on overall metabolism by sodium blockade is an acceptable tradeoff of side effects that could act systemically. Questions? www.healthtap.com/drsaghafi ...Read more

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How exactly does a tumor work? How does it form and what does it do that is bad for the body?

How exactly does a tumor work? How does it form and what does it do that is bad for the body?

Altered normal cell: normal cells can be affected by viruses or carcinogens to develop mutations in certain genes termed "oncogenes" Certain of these genes like p53 allow cells that have a DNA mutation to slow their rate of division to allow corrections. With mutated genes the corrections not made and mutation is passed to divided cells. There are enzymes like telomerase to allow the mutated cell to have immortality. ...Read more

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What is avm and how does it relate to an aneurysm?

What is avm and how does it relate to an aneurysm?

Brain vessels: Both are potential sources of brain bleed. Avm is an abnormal tangle of brain blood vessels connecting from artery to vein, aneurysm is an outpouching or bubble on an artery with a weak wall. Both can rupture. Both are treated by neurosurgeons or other cerebrovascular specialists. Sometimes an aneurysm can form on the feeder vessel of an avm. ...Read more

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Dr. Alan Ali Dr. Ali
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What effect exactly does lithum have on manic depression? How does it work in the brain?

Dr. Alan Ali Dr. Ali
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What effect exactly does lithum have on manic depression?  How does it work in the brain?

Lithium: Is a mood stabilizer, theorized to work through ion channels in nervous system (electrolyte channels) which affect transmission of neurochemicals. This is one of several theories for its action. ...Read more

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What is patterning, and how does it relate to cerebral palsy?

What is patterning, and how does it relate to cerebral palsy?

An archaic Rx: In the 70's & 80"s a pt & ot in philli promoted a patterning method for cp. The method involved rebreathing co2 & moving body thru motions of fish/salimander/man to awaken the nerves. Psychological researchers showed the method was no better that simple visitation & encouragemt. For the pt&ot they were getting $30k in initial fees + followup.Well meaning but worthless rx follow many chronic pbs. ...Read more

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Please help! what is the hepatic system and in what way is it related to dentistry?

Please help! what is the hepatic system and in what way is it related to dentistry?

Anesthesia: The hepatic system which includes the liver, produces enzymes which help metabolize many of the local anesthetics used in dentistry. Patients with significant liver disease may have a more difficult time with local anesthesia and are more prone to bleeding. ...Read more

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What is the field of vision threshold and what does it have to do with anything?

What is the field of vision threshold and what does it have to do with anything?

Vision map: The visual field exam, taken in a dome like apparatus, maps out the sensitivity of the retina at a broad array of points. It produces a sensitivity MAP like an altitude MAP of a mountain range, which can estimate the health of the retina and also changes in the sensation reception of the brain. Regular fields are done in conditions like glaucoma to estimate progression of loss. ...Read more

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What is the kindling effect and how does it relate to bipolar disorder?

What is the kindling effect and how does it relate to bipolar disorder?

Good question: Kindling is the phenomenon noted in 1960s where a small stimulus to the brain repeated over time produced a grand mal seizure. Continued stimulus resulted in spontaneous seizures. In bipolar disorder, the thinking is that the illness gets worse and harder to treat with each episode. Initial episodes might be triggered by stress, over time cycles are more freq and spontaneous. So treat early. ...Read more

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What is crystalline methamphetamine hydrochloride? What does it do to the body?

What is crystalline methamphetamine hydrochloride? What does it do to the body?

Ice: Also known as meth or crystal meth, can cause anorexia, flushed skin, euphoria, restlessness, heart rate & blood pressure changes, rapid breathing, blurred vision, insomnia, tremors, seizures, heart attack, agitation & aggression. Long-term effects are permanent damage to blood vessels of heart & brain, damage to liver and kidneys and lungs, and Psychosis. ...Read more

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What is the meaning of iui? What is the process involved in it and how does it help to conceive?

What is the meaning of iui? What is the process involved in it and how does it help to conceive?

Intrauterine insem: Iui is an intrauterine insemination. A semen sample is counted, washed and concentrated with media, and the recounted, before it is injected into the uterus. Iui is usually done on conjunction with fertility drugs to increase the chances. ...Read more