ELISABETH STAGE
A Renaissance Personality
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THE HUMAN BRAIN
The HUMAN BRAIN is an embodied structure, an organ in the human body, sitting at the front, top, sides and back of the head. It weighs less than 2% of the entire body, but uses more than 20% of oxygen and nutrients.
The brain consist of, among other things, roughly 100 Billions neurons, and they are the focus of my attention.
Neural tissue develops, creating neural circuits, leading to the establishment of nervous systems and finally the human brain is created. But not mature, since the brain is growing and developing from birth until the age of 25.
The human brain evolves from the bottom up, and from the core to the sides and front. It is embodied, because it is connected to all nervous systems in the body, both for giving impulses as well as for storing memories and experiences. The brain, which has, proportionately the largest part of DNA in a human, is the HQ for all our major systems.
What we do to our brain, we do to our entire being.
Neurons consist of a cell body with a nucleus, an axon and a dendrite. The nucleus controls the activity according to the DNA, the axon is a communication transporter and the dendrites give and receive information from other neurons.
Decades ago it was presumed, humans were stuck with the number of neurons we got at birth. I actually never believed that to be true.
Luckily research has now defined one area of the Hippocampus, (SGZ), an area of the Lateral Ventricles (SVZ) and parts of the Amygdala, where new neurons are emerging.
I am absolutely convinced, these kinds of neural establishments happen in all areas of the brain; we just have not found them yet!
New neurons, being continuously created from brain stem cells and brain precursor cells, travel to all parts of the brain, per demand, according to signals like imbalances in the brain chemistry, electric signals and demand from areas with very high and intense activity, in the quest for more neural power.
We know from lab tests that the more neurons "fire" together, the more likely they are to "wire" together in creating new neural circuits/making those already there stronger.
To be able to better understand the lifespan of neurons in the brain, we need to develop better and new ways to actually measure and document, what is going on.
Right now we have at our disposal: Electroencephalogram (EEG), Magnetic Resonance Imaging (MRI, Functional Magnetic Resonance Imaging (f) MRI and blood and saliva tests.
We also have the observations of human behaviour, but these are not completely reliable, to be taken out of context, because they involve a subject/a scientist, who sees the world through subjective lenses.
To sum it all up, this is where we are, for the moment:
A) New brain neurons are consistently created from brain stem cells and brain precursor cells
B) Brain neurons travel all over the brain, as per demand
C) The brain has the highest proportion of DNA in a human being
D) Neurons that"fire" together, "wire" together in creating new neural circuits/making existing ones stronger
It is quite obvious, we have a pretty good foundation for looking at, how EPIGENETICS, through modification of our DNA, and MIND TRAINING, through establishing positive neural circuits, might contribute to the gradual and smooth transition to the POSITIVE BRAIN, we all want.
Let us use our MIND to change our BRAIN, one neuron at a time...