What will happen if the electric click on the brain dies?
Find out what happens when we click on the dead brain.
Since ancient Greece, doctors have known to use electric fish like electric eels to cure headaches. Until today, neuroscientists still apply this method by electrifying the human brain to enhance the functioning of the nervous system, treating debilitating diseases or creating Lucid dreams. for patients.
Experts say external currents affect the functioning of the nervous system because neurons in human neurons are linked together by nerve impulses and chemicals.
Let's explore a few different explanations of the relationship between brain and electrical impulse through which to understand more about the brain's response to brain stimulation.
From detecting body electricity .
In the XVIII century, human electrical knowledge developed rapidly. Electricity is used to treat body and mental pain, or electrotherapy . However, at that time very few people knew that the nervous system produced its own charge and the nerves themselves used these charges.
Italian doctor - Luigi Galvani has conducted tests to test the effect of electric current on muscles. At that time there was no battery, so he had to use a generator to generate electricity.
Researcher Luigi Galvani tried conducting electricity on the feet of a frog and noticed that the legs began to twitch
Galvani took electricity into a frog's leg and realized that the legs began to twitch. Later, he also discovered that the same phenomenon occurs when electricity is not used.
Galvani pressed the frog's leg into the hook of bronze hook hanging on an iron rod and found the leg still jerky. Since then, he has found the concept of 'animal electricity' , meaning that animals, including humans, have electrical impulses inside the body and our muscles contract because of electric current. by.
. to the scary past of neurology
However, Galvani failed to prove that the electric "click" on the brain could affect the facial muscles.
In 1802, Giovanni Aldini clarified this by electrifying the brain of a beheaded death row inmate. He connected the metal wire to the ears of the head and transmitted the electricity. As a result, the face of this death row inmate was distorted and cowered, while the eyelids began to twitch.
Also during this period, scientists argued fiercely about the role of charge on the nervous system of humans and animals. Researcher Alessandro Volta does not believe that animals can produce electrical charge themselves.
Opposition scientists decided to make a macabre experiment. In 1803, Giovanni Aldini's nephew conducted a test in front of the public. He used the body of Thomas Forster's death row and connected the electric conductor to his mouth, ears and anus.
One witness said: 'First the death row jaw begins to shake, the muscles on the side are wrinkled and one eye is open. Then Thomas Forster's right hand raised and squeezed, and his legs and thighs began to move. It feels like this person has just returned from death. '
. and conclude "Death is a process"
Many researchers wonder, if the body is dead, why are nerves still responding to external electrical stimulation? In 1818, people mistakenly believed that electrical impulses were the power of life and that humans could be revived by electrical stimulation.
But modern science has proven, the cells in the body do not die when animals or humans take their last breath . That is why we can transplant organs from one person to another and still transmit blood.
The multicellular organ does not die immediately, but this process takes place gradually, step by step. Nerves and muscle cells continue to function for a certain amount of time after humans or animals die, so they can be 'revived' by electrical activation.
A miraculous example of the effect of the electric click method is the 29-year-old woman, Candice Ivey, who lives in the United States. She should have been deep in the ground 12 years ago and supposedly, even if she didn't die, she would only live plants. But thanks to electric stimulation, she returned to normal.
After an accident caused by a timber truck, Candice falls into a coma and the doctors assume she cannot survive. They said her brain was completely destroyed after a week of edema and hemorrhage.
However her mother did not give up hope. She wrote to surgeon Edwin Cooper and asked him to apply new therapies to Candice. Edwin then placed a conductive ring on Candice's wrist.
This bracelet released a 20 miliample current, enough to make her hand clench and the arm vibrate slightly. Within a week, Edwin noticed that patients had obvious signs of progress. After 12 years, she was able to return to normal life.
Since the mid-1980s, Dr. Edwin has saved about 60 people with severe brain injuries. He discovered that electrical stimulation has a certain awakening ability for the brain in deep coma.
Edwin found that when the stimulus was placed on an arm of a quadriplegic patient to enhance muscle strength, the other arm also had stronger reflexes than usual.
He came to the conclusion that the current itself found its way to the brain, crossing the opposite hemisphere and stimulating the patient's wake centers.
From this basis, Edwin judged, if a healthy person temporarily fell into a coma could be woken up by electrical stimulation, just as we restarted the brain.
Edwin's therapeutic successes have brought hope to families of comatose patients.
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