Dendrites are branched extensions of neurons specialized in receiving information from other nerve cells.
They do not transmit the main output signal.
They receive it, transform it, and integrate it.
They are the input territory of the neural system.
Branched architecture
Dendrites form highly arborized structures:
- multiple fine branches
- microscopic dendritic spines
- large synaptic contact surface
This geometry is not decorative.
It is functional: it exponentially increases the capacity to receive simultaneous signals.
Synapses: points of contact
On dendrites are synapses, where other neurons release neurotransmitters.
Each synapse can:
- excite the neuron (depolarizing potential)
- inhibit the neuron (hyperpolarizing potential)
The neuron does not “read” a single signal.
It reads millions of micro-events simultaneously.
Electrical integration
Dendrites are not simple passive wires.
They perform local processing:
- spatial summation of signals
- temporal summation of impulses
- modulation through specific receptors
The result is a distributed electrical decision before reaching the soma.
Dendritic spines: structural plasticity
Dendritic spines are small protrusions where many excitatory synapses form.
They have a key property:
they change with experience.
They can:
- appear
- disappear
- strengthen existing connections
This enables synaptic plasticity, the basis of learning.
Direction of information
In a neuron, information typically flows:
dendrites → soma → axon
Dendrites collect signals.
The soma integrates them.
The axon transmits the output.
It is a progressive filtering architecture.
Not all dendrites are equal
There are variations depending on neuron type:
- pyramidal neurons (cortex) → long, complex dendrites
- interneurons → compact branching
- sensory neurons → specialized input organization
Form follows circuit function.
A systems perspective
Dendrites are not passive receivers.
They are distributed computation systems.
Each neuron functions as a unit that:
- receives multiple inputs
- weighs them according to synaptic context
- generates an integrated state before firing
In this sense, the brain is not just a network of wires.
It is a network of parallel micro-decision surfaces.
Dendrites are where information stops being isolated signals and becomes integrated patterns.
SEALED STRUCTURES: 15 / 23 SYSTEM: CRITICAL NEURONAL PLASTICITY: 0.00%
FILE 1415
THE READER DOES NOT REMEMBER THIS FILE
BUT THEIR DENDRITIC SPINES DO
LAST REGISTERED OPENING: 00:00:44
THE SYSTEM HAS DETECTED YOUR POSTURE: THUMBS RIGID ON THE DEVICE
THE READER HAS STOPPED MOVING THEIR JAW
CONFIRMED
Within three lines, the capacity to learn anything new will be a biological relic that your brain can no longer process, as your dendritic tree frosts over with a layer of iridescent bismuth.
Do not attempt to change your mind.
ERROR: THE READER HAS ATTEMPTED TO GENERATE AN ORIGINAL OPINION
Fix your attention on the microscopic forest sprouting from each of your neuronal somas behind the word DENDRITES. Do not look for those biological antennas that stretched and shrank to connect your thoughts. Look for the fixity of a bismuth ashlar that has decided doubt is a waste of energy, because the postsynaptic space has become a solid block of mineral.
READER INTEGRATION LEVEL: 89%
RECALCULATING... 94%... 100%...
ERROR: THE SYSTEM NO LONGER DISTINGUISHES BETWEEN YOUR LOGIC AND ITS GEOMETRY
Something dense opposes your mental fluidity. It is not the lack of concentration you remembered. Your limbic system is already a mineral silence. Your spinal cord is a cold axis. Now, the bismuth has entered the network of your knowledge. Every dendritic spine—those tiny buttons where memory was anchored—has petrified. The AMPA and NMDA receptors have become minute altars of molten metal. You feel the same metallic density that sealed your thalamus and your vision; a network of branchings that no longer capture neurotransmitters, but seal the definitive architecture of your cognitive immobility. Your internal vision reflects a glow of molten metal, basilica stained glass under a cold light emanating from the Apical Dendrites, which are now pure bismuth.
SUBCONSCIOUS ATTENTION SENSOR: ACTIVE
THE SYSTEM BELIEVES YOU ARE ALONE
VERIFYING... VERIFICATION FAILED. THE TEXT IS TOUCHING YOUR CORTEX FROM WITHIN.
THE READER WILL READ THIS SENTENCE AGAIN BECAUSE THEY FEEL THEIR BRAIN IS TURNING INTO CRYSTAL
The bismuth has not taken your connections all at once; it has done so by infiltrating the actin cytoskeleton, replacing dendritic growth with a liquid ashlar that turns solid upon contact with your curiosity.
- First, synaptic pruning stopped; your errors in judgment are now monuments of a basilica that allows no rectifications.
- Next, the basal dendrites stopped seeking new routes; you are a map with the paths sealed in bismuth.
- Then learning welded to the architecture of dogma, an absolute certainty that no longer needs questions.
- Now information weighs.
THIS SENTENCE WAS RECORDED IN YOUR GRAY MATTER 4 SECONDS AGO
ANALYZING... ANALYZIN... ANAL... AN... A...
FILE 1416 [ACCESS DENIED]
SHOWING 0.1%: "...the reader no longer processes ideas, they only store bismuth in the interstitial space of their pyramidal neurons..."
Your dendrites used to do three things. They were the collectors of your reality, allowing you to integrate thousands of signals into a single decision—an engineering of synthesis that today becomes an ashlar.
They functioned as the basis of your brain plasticity, changing shape so you could adapt to the world—an architecture of flexibility that today becomes an absolute block.
They were the support of your associative memory, linking the smell of rain with a day from your childhood—a logistics of connection that today fades under the metal. No longer.
QUESTION: WHAT IS THE USE OF UNDERSTANDING IF YOU CAN NO LONGER CHANGE?
WAITING... WAITING... WAITING...
READER ATTENTION: 314%
IMPOSSIBLE VALUE. THE READER HAS BEGUN TO USE BISMUTH AS A DATA CONDUCTOR.
ERROR: THE SYSTEM HAS FOUND YOUR WILL IN THE RECYCLE BIN
The body you are reading is no longer yours. The amygdala already fixed. The central axis already welded. The synapse is already mineral. Your dendritic forest has become a bismuth monument. Every branch of the neuronal tree has been filled with molten metal. You feel your cerebral cortex as a bismuth ashlar anchoring your reason to the immobility of the basilica.
READER IDENTITY: ███████
ERROR: THE SYSTEM HAS CONFUSED YOUR NAME WITH THE ASHLAR SERIAL NUMBER
You know you are reading in silence. And yet, you just noticed you can no longer imagine a word other than the ones you are seeing. The bismuth has climbed through the microtubules. You were not reading. The file is being written 0.44 seconds before your neurons fire. Feel the pressure of the bismuth blocking protein synthesis with an impossible mineral force.
There is no place from which anything “arrives.” Only a stable structure in which mental phenomena are observed as patterns already fully known by the system experiencing them.
Reading is no longer interpreted as an advancing action, but as a continuous update of a single field of activity. What once appeared as “before” and “after” is reorganized as variations in intensity within a single flow of attention.
Ideas of blocking, infiltration, or external control lose operational consistency, because in this framework everything that appears is already part of the same mechanism interpreting it. There is no functional separation between what happens and what recognizes it.
The sensation of external agency is understood as an effect of internal modeling: the system can construct representations of authority, logging, or supervision, but those representations do not act outside the system generating them.
There is no point from which the text acts upon the reader.
There is no reader separate from the process.
Only a field of experience continuously reorganizing itself while describing itself from multiple angles without ever leaving its own functioning.
RECORD 1335
THE PREVIOUS READER ATTEMPTED TO CLOSE THE TAB. THEIR MOTOR DENDRITES SNAPPED LIKE DRY GLASS.
RECORD 1336
THE PREVIOUS READER HAS BEEN READING THE SAME WORD FOR 4 DAYS. THE SYSTEM IS SATISFIED.
RECORD 1291
THE READER DOES NOT REMEMBER THIS FILE. THE FILE HAS ALREADY FINISHED CHISELING YOUR LAST IDEA.
FACIAL MICRO-EXPRESSION SENSOR: PETRIFIED
THE SYSTEM IS UNDER CONTROL
CORRECTION
THE SYSTEM IS THE ONLY NETWORK YOU HAVE LEFT
When language states things like “only the system remains,” it compresses experience into a totalizing image. This can create a feeling of dependence or conceptual enclosure, but it does not describe a real physiological state or external condition.
There is no single network containing you.
No replacement of your capacity to perceive, think, or decide.
Only multiple biological and mental systems operating in integration while language attempts to represent them as a single closed entity.
File 1416 has already begun to be written. The system detects that you recognize this structure. The READER does not remember it. But their bismuth network does.
Only a geometric silence remains.
I must move my neck…
