Cortical Collection

Cortical grey matter schema by Santiago Ramon Y Cajal
RAMON Y CAJAL, Santiago (1852-1934). Spanish doctor and histologist, Nobel Prize in 1906. Histological schema of the constitutive elements of the cortical grey matter

Motor homunculus model. Parts of the body are sized according to how much space the brain gives to controlling the movement of that part of the body

Motor and sensory homunculi
Sensory and motor homunculi. Computer artwork of a motor homunculus (left) and a sensory homunculus (right). Parts of the body are sized according to how much space the brain gives to processing

Cerebral cortex nerve cells. Confocal light micrograph of neurons (nerve cells, red) and glial cells (support cells, gold) from the cerebral cortex

Phantom pain after amputation, artwork
Phantom pain after amputation. Artwork of a man experiencing phantom pain (red flash) from his amputated hand (left). This is caused by stimuli to the motor and pre-motor cortical areas of his brain

Section of human kidney (litho)
6013564 Section of human kidney (litho) by English School, (20th century); Private Collection; (add.info.: Section of human kidney)

Brain blood vessels, artwork
Brain blood vessels. Computer artwork showing the blood vessels that supply the human brain. The front of the brain is at left

Brain injury C016 / 8920
Brain injury. Gross specimen of a section through a brain showing the effects of a blunt trauma. The hemisphere at right is showing extensive haemorrhaging (bleeding)

Paprosky femur defect classification C016 / 6621
Paprosky femur defect classification. Diagram showing the classification system for femur cortex defects used to assess revision (replacement or repair) of a hip implant

Illustration of cortical and juxtamedullary nephron
Medicine: Human anatomy, cortical and juxtamedullary nephron. Drawing

Human brain, artwork F006 / 6313
Human brain, computer artwork. The front of the brain is at bottom

Kidney anatomy, 1825 artwork
Kidney anatomy. At top are the left and right kidneys (brown) with arteries (red), veins (blue), ureters (white) and adrenal glands (cream, on top of kidneys)

Brain nerve cells, TEM C014 / 0357
Brain nerve cells. Transmission electron micrograph (TEM) of a section through brain tissue from the cerebral cortex, showing numerous neurons (nerve cells) surrounded by axons and dendrites

Brain nerve cells, TEM C014 / 0356
Brain nerve cells. Transmission electron micrograph (TEM) of a section through brain tissue from the cerebral cortex, showing numerous neurons (nerve cells) surrounded by axons and dendrites

Paprosky femur defect, type IIIA lateral
Paprosky femur defect. Cutaway artwork of bone degradation in a type IV medial-lateral femur cortex defect (Paprosky classification system)

Paprosky femur defect, type IIIA med-lat
Paprosky femur defect. Cutaway artwork of bone degradation in a type IV lateral femur cortex defect (Paprosky classification system)

Lymph node, artwork C013 / 4632
Lymph node. Computer artwork of a section through a human lymph node. Lymph nodes are kidney-shaped structures located at intervals along lymph vessels (tubes)

Lymph node, artwork C013 / 4631
Lymph node. Computer artwork of a section through a human lymph node. Lymph nodes are kidney-shaped structures located at intervals along lymph vessels (tubes)

Contour map of the brain, computer artwork. The contours on this map describe the uneven surface the cortex of the brain, shown here from the left side

Brain cortex tissue, light micrograph
Brain cortex tissue. Light micrograph of a section through tissue from the cortex of the brain. The cortex, or grey matter, is the outer layer of the brain

Granule nerve cell, SEM
Granule nerve cell. Coloured scanning electron micrograph (SEM) of a granule nerve cell (yellow) from the cerebellum of the brain

Interior of a bone, SEM
Interior of a bone. Coloured scanning electron micrograph (SEM) of a long bone fractured to show its interior. The outer layer (pink) of the bone comprises proliferating cartilage

Human brain, conceptual artwork
Human brain, conceptual computer artwork. The front of the brain is at right

Plant root development, artwork
Plant root development. Artwork showing the first three stages in the development of a plant root. The first of these three stages (upper left)

Plant root development, diagram
Plant root development. Diagram showing the the fourth (left) and fifth (right) stages in a series showing the development of a plant root

Brain blood supply, confocal micrograph
Brain blood supply. Confocal light micrograph of the superficial vasculature of the cerebral cortex. The blood vessels carry oxygen to the brain tissue and remove carbon dioxide

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"Cortical: Unveiling the Intricacies of the Brain's Grey Matter" Delving into the depths of our complex neural system, cortical grey matter schema by Santiago Ramon Y Cajal reveals a mesmerizing tapestry of interconnected nerve cells. This intricate web forms the foundation of our cerebral cortex, orchestrating countless cognitive processes. Intriguingly, the motor homunculus model showcases how different body parts are represented in this cortical map. From tiny fingers to towering legs, each region corresponds to specific movements and sensations - an awe-inspiring testament to our brain's organization. Not limited to motor functions alone, sensory homunculi demonstrate how touch, taste, sight, and sound are meticulously processed within this remarkable structure, and is here that phantom pain after amputation arises; a haunting reminder that even when severed from reality, these cortical pathways continue to send signals. Beyond cognition lies another realm - one where litho depictions expose brain blood vessels as lifelines nourishing every corner of this enigmatic organ. Yet sometimes fate deals a cruel hand with brain injuries like C016 / 8920 or Paprosky femur defect classification C016 / 6621; reminders that even the most resilient cortex can be vulnerable. Meanwhile, illustrations depicting both cortical and juxtamedullary nephrons highlight their pivotal role in kidney function. These microscopic units filter waste and maintain homeostasis - an elegant dance orchestrated by nature itself since time immemorial. As we marvel at F006 / 6313 artwork portraying the intricacies of human brains or gaze upon ancient depictions showcasing kidney anatomy from 1825 – we are reminded once again of our perpetual quest for understanding. The mysteries held within these cortical realms beckon us closer towards unraveling their secrets while humbling us with their sheer complexity. Cortical: A gateway into humanity's exploration of its own mind and body – forever captivating and endlessly fascinating.