Discovered Why The Brain Consumes So Much Energy

A study published in Science Advances has solved one of the mysteries of the human brain. Scientists have discovered why the human brain expends more energy than the whole body, even at rest.

Studies have shown that the human brain is one of the rest of the body’s organs. 10 times more It consumes energy and this continues even when resting, and the human brain consumes high levels of energy even at rest. Even the brain of people in a ‘coma’ is affected by many organs in the body. 2-3 times It is stated by experts that it consumes more energy.

This is what has been described as one of the great mysteries of human neuroscience. Why the human brain even when not active continues to have the need to consume large amounts of energy? A new study targeting this question is trying to unravel another of the mysteries of the human brain.

Vesicles consume energy even when the brain is not active

The research, published yesterday in the academic journal Science Advances, shows that this condition is a small, hidden ‘in’ in our neurons.fuel hunterIt turned out that he was by. A brain cell to transmit a signal to another neuron synapse It uses so-called neuromuscular junction points. In this transmission process, neurons travel to regions called tails before the synapse. vesicle sends it. These vesicles then act as an ‘envelope’ in signaling by absorbing neurotransmitters. These ‘envelopes’ are also carried to the end of the neuron and allow signals to be transmitted through the synapse. Experts state that it is very normal for an active brain to consume more energy in this basic process. So the study tries to unravel why the brain consumes so much energy when these activities slow down.

The researchers performed experiments on nerve terminals to compare the metabolic states of active and inactive synapses. As a result, even when signal transfer between neurons does not occur, synaptic vesicles It turned out that he needed high metabolic energy.

neurons

The authors of the study say that this ‘envelope’ is contained within the vesicles, which allows protons to be expelled.concealed pumpHe stated that they were working non-stop. According to the explanations, these ‘pumps’, which need constant work, are constantly trying to throw out the protons, so the resting brain is at a high level. continues to consume energy.

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In addition, experts state that much more detailed research is needed to observe how different types of neurons meet so much energy needs. biochemist from Cornell Medicine, New York Timothy Ryan He also states that some neurons may have different responses to energy loss, and therefore the human brain may become vulnerable when it cannot find an energy source: “Reducing this energy consumption safely is clinically beneficial. very powerfull can produce results.

Source :
https://www.sciencealert.com/a-hidden-structure-in-our-neurons-could-explain-why-the-brain-guzzles-so-much-energy


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