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Doctor insights on: Defense Mechanisms

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What are psychological defense mechanisms?

Avoid Pain: They are unconscious ways of defending your ego or psyche from painful situations or revelations. ...Read more

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How can viruses undermine our immune system?

How can viruses undermine our immune system?

Many: Since viruses can insert their DNA into our cells, they can modify our immune system mostly transiently. The extreme example would be HIV which destroys the lymphocytes which are the backbone of our immune system. ...Read more

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How can our immune system fight foreign bodies?

How can our immune system fight foreign bodies?

Complex: The immune system has many arms in fending off outside invades and cancer cells. The innate one is less specific or nonspecific , the acquired ones target specifically an agent. Then there are antibodies, killer cells. cytotoxic lymphocytes, complements etc .Our immune system is akin to our defense department using multiple tools to meet a specific threat. We are in trouble when it fails. ...Read more

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What are two ways we support our immune systems in the fight against pathogens?

What are two ways we support our immune systems in the fight against pathogens?

Diet and exercise: A balanced diet with plenty of leafy green vegetables supports your immune system. Consider organic vegetables in a salad and juiced. Exercise every day however you like helps too. Stress reduction with meditation is a big help. This is such a good time in your life to develop these good habits. Also, live cheaply so you'll never get trapped in a job you no longer love. All the best. ...Read more

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How do the innate and adaptive immune system interrelate?

How do the innate and adaptive immune system interrelate?

Very complicated: Generally speaking, the innate immune system is the part of the immune system that you are born with, while the adaptive immune system is developed over time and with exposure to infection. While they are separate entities, they certainly work together in a complimentary fashion to fight various infections. Good question! ...Read more

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Does the body have a defense mechanism against wounds?

Does the body have a defense mechanism against wounds?

An amazing system: As dr. Berg said, our body's defense mechanism against wounds is amazing. It is truly extraordinary and exceptionally effective. If we didn't have such an effective system, wounds would never heal and everyone would die from infection. ...Read more

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Which body system controls our coordination?

Which body system controls our coordination?

Nervous system: The central nervous system controls our coordination. Specifically, the cerebellum makes sure all of our motion is smooth and graceful. ...Read more

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How can our immune system fight anthrax?

How can our immune system fight anthrax?

Vaccination: A vaccine for anthrax was available a while ago and was given to military personnel. For microbial diseases, vaccination is the best way to support the immune system to fight the infection. ...Read more

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How can the lymphatic system facilitate immune response?

How can  the lymphatic system facilitate immune response?

Filter of sorts: The fluid that bathes the tissues of the body gets collected by the lymphatic system like a drain (it eventually goes back into the blood circulation). Bugs, inflammatory chemicals, and/or immune cells will also enter the lymph from the tissues and go to lymph nodes, which are like strategically placed checkpoints. The nodes contain immune cells that become activated and help fight the infection. ...Read more

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How is complement involved in immune responses?

How is complement involved in immune responses?

Complement: The complement system helps antibodies and phagocytic cells clear pathogens. It is part of the immune system called the innate immune system that is not adaptable and does not change over the course of an individual's lifetime. However, it can be recruited and brought into action by the adaptive immune system. Generally synthesized by the liver. Stimulated by one of several triggers....Etc. ...Read more

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Which has more influence our thoughts controlling neurotransmitters or our neurotransmitters influencing our thoughts?

Which has more influence our thoughts controlling neurotransmitters or our neurotransmitters influencing our thoughts?

Chicken and egg: Argument. Actually nobody really knows exactly what a "thought" is. The best analogy that we have is the computer but if the brain is a computer it may be a new type. ...Read more

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Why can't our immune system defeat STIs?

Why can't our immune system defeat STIs?

It does!: You have a misunderstanding. Our immunity does defeat most STDs. Gonorrhea and chlamydia clear up within a few weeks or months, without treatment. HPV is cleared by the immune system, usually in a year or two. Immunity limits but does not cure syphilis. It doesn't clear herpes. Same for non-STD infections: immunity clears colds and most pneumonia, but often not tuberculosis, for example. ...Read more

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Can an autoimmune disease effect our nerves, brain cells , neurons, and part of our brain, so we lose our emotions feelings, empathy, inhibitions, ?

Can an autoimmune disease effect our nerves, brain cells , neurons, and part of our brain, so we lose our emotions feelings, empathy, inhibitions, ?

Possible: It all depends on the kind of autoimmune disease and place of involvement. For instance, lupus could cause cerebritis ie brain inflammation and even could go as far as causing coma. But lupus could be only localized to other places like causing kidney disease, lung diseases, skin disease, or arthritis. ...Read more

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What are different ways that t-cells fight infections in the immune response?

Several: Helper t-cells help b-cells make antibodies to invaders like bacteria or viruses. Cytotoxic t-cells kill cells infected by virus. Natural killer t-cells kill abnormal human cells like cancer and also virus infected cells. ...Read more

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What's innate immunity from?

What's innate immunity from?

Natural resistance: Innate immunity refers to the ability of your body, working all the time, to fend off things that might be harmful. It sometimes goes awry and causes auto-immune diseases that are a considerable problem (arthritis, lupus, many others). But we depend on innate immunity to survive in our biologically hostile world. ...Read more

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What is the mechanism of action for ethanol to act as central nervous system depressant?

What is the mechanism of action for ethanol to act as central nervous system depressant?

CNS depressant: I don't know that anyone has an absolute lock-down on this mechanism, but you can look up what's known in goodman and gilman's pharmacologic basis of therapeutics. Gaba-a receptors are inhibitory in the brain, and their function can be enhanced by alcohol as well as sedative-hypnotic agents including benzodiazepines. Several types of ion channels in the brain are sensitive to ethanol also. ...Read more

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What strengthens the immune system?

What strengthens the immune system?

Good health: Eat right, exercise, sleep appropriately. Many supplements claim to strengthen the immune system. The only immune systems strengthened are the ones of the people who overprice and sell you something which makes them sleep better making large sums of money for something inexpensive and unproven. ...Read more

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