hauntedwritings
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- Feb 6, 2021
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Aye. But isn't our own neural activity also an innate behavioral response? Isn't every neuron firing in our brain doing so, as a response to certain stimuli? The only thing that differs is the biological structures, and what kind of stimuli we respond to, and how complex the chain of response is, no?Well, this is kinda philosophical - am I still I when I wake up?
I certainly can not answer that question. We will have to burrow too deep into the concept of I itself, which is out of my comfort zone.
To me, a human being is not just a specific configuration of particles or substances. These are just a medium. The movement of chemical substances and electrical signals aids in generating the psyche, but the result is stable. Most likely, this is related to memory. And the memory has a physical substrate in the brain.
The brain activity leads to changes in the synaptic connections between some of the neurons. Imagine building a city. When you learn something new that stays in the form of a deeply rooted memory, a new street or alley is constructed in your brain. Later travelling that new path will bring back the memory. Of course, this is something I have read about long-term memories. I am not so sure about the short-term memory, but there should be ways for its preservation before it is forgotten or engraved in the form of a long-term memory path.
Anyway, I think these personal changes to the brain structure, combined with the storm of current activity generated by the movement of substances and signals make you yourself.
By the way, the state of sleeping is not like you shut down a computer. The computer is still working in the background. There are two types of sleep REM and non-REM, and REM sleep shows activity similar to the state of being awake. Therefore it is best to think of this as a continuous operation and not something temporary switched on and off. REM sleep is related to memorizing, while non-REM is related to the real rest period. It shouldn't be all that different from you daydreaming and not paying attention in class. Yet you are still you even when you are distracted and don't pay attention to the stimuli around you.
About the travelling process: The cells don't move in different parts of the brain. It is a relay. Receptors can generate a signal because of a stimuli over a certain threshold. Then that signal is transported thanks to the polarisation of cell membranes. This process is regulated by ion transport and ion gradients across the membrane. When the signal needs to jump from one cell to another, it is converted from electrical to chemical (this is the so-called chemical synapse, bruh there are electrical synapses as well but nvm that now). By travelling over this long path the signal is modified. Well, that's it basically. Very basically...
Ah, just about the plants: it is not really a decision making, it is an innate behavioural response - answer to certain stimuli. It includes taxis, tropism, etc.
The question of conciousness indeed becomes philosopical quickly. And it all comes down to where you choose draw the definition, which we haven't done yet. Until that is done by the scientific community, we can merely speculate where to draw the line.
Like the question with am I still I when I wake up. We're not the people we were 10 years ago. People change with time, and there too you can ask yourself where you draw the line between when you become a different person to who you were. Are you still the same person you were before as after reading this post?