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ganglion cell

ganglion cell

1 5.5
A nerve cell with its main part outside the brain and spinal cord, often in the retina
  • noun
  • /ˈɡæŋɡliən sɛl/
  • Specialized
translation icon : célula ganglionar
  • The retina contains approximately 1 million ganglion cells that transmit visual information to the brain.
  • types of ganglion cells

This is a subconscious mechanism by which these neurons, which are called melanopsin ganglion cells.

Examples

  • In patients with glaucoma, the loss of ganglion cells can lead to vision impairment over time.

  • OK, before we get to the ganglion cells, the next cell type is endocrine cells.

  • Foci of less mature ganglion cells were also identified.

    Academic text (2010)
  • Another distinction can be seen in the ganglion cells projecting from the retina.

    Academic text (1997)
  • The gradual polarization change is propagated to a bipolar cell and then to a ganglion cell.

    Blog text (2)
  • High-power neurofilament stain (B) shows normal axon and ganglion cell reactivity.

    Academic text (2010)
  • Along the axons were multiple foci of mature ganglion cells with well-formed Nissl bodies in the peripheral cytoplasm.

    Academic text (2010)
  • Low-power view (A) reveals ganglion cells and axons surrounded by fibrous stroma and adipocytes.

    Academic text (2010)
  • Normally, ganglion cells carry electrical signals from the eye's photoreceptors to the optic nerve.

Synonyms

nerve cell
vsganglion cell
  • Specialized
15 3.4

A cell that sends electrical signals to carry messages between the brain and body

is a specific cell whose body lies outside the central nervous system
gangliocyte
vsganglion cell
  • Specialized
9.9

A nerve cell whose body sits in a small group of cells outside the brain or spinal cord

is found in peripheral systems and the retina as well as these clusters

Surface Forms

ganglion cell singular

Morphology

ganglion + cell

If a learner knows 'ganglion' (an encapsulated mass of nerve cells) and 'cell' (a microscopic living unit), they can infer that a 'ganglion cell' is a cell that is part of or associated with a ganglion (e.g., in the peripheral nervous system or retina). This is a straightforward noun–noun compound following standard compositional patterns, so the meaning is directly derivable from its constituents.

Etymology

Ganglion cell comes from ganglion, a word for a small 'knot' or lump where many nerve fibers meet, and cell, meaning a single living part. So a ganglion cell is a nerve cell in those knots, often outside the brain or in the eye, that helps 'pass messages' to the brain.