Commissural fiber

Commissural fiber
Brain: Commissural fiber
Gray715.png
Mesal aspect of a brain sectioned in the median sagittal plane.
Latin fibra commissuralis, fibrae commissurales telencephali
Gray's subject #189 843
NeuroNames ancil-221
Code TA A14.1.00.017

The commissural fibers or transverse fibers connect the two hemispheres of the brain. They include:

In contrast to commissural fibers, association fibers connect regions within the same hemisphere of the brain. Projection fibers connect the lobe to other parts of the brain and the spinal cord.

External links

This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained within it may be outdated.

v · d · eHistology: nervous tissue (TA A14, GA 9.849, TH H2.00.06, H3.11)
CNS
General
Grey matter · White matter (Projection fibers · Association fiber · Commissural fiber · Lemniscus · Funiculus · Fasciculus · Decussation · Commissure) · meninges

Myelination: Oligodendrocyte

Astrocyte (Radial glial cell) · Ependymal cells (Tanycyte) · Microglia
Other
PNS
General
Posterior (Root, Ganglion, Ramus) · Anterior (Root, Ramus) · rami communicantes (Gray, White) · Autonomic ganglion (Preganglionic nerve fibers · Postganglionic nerve fibers)
Neurons/
nerve fibers
Parts
Types
Termination
Synapse

M: CNS

anat(n/s/m/p/4/e/b/d/c/a/f/l/g)/phys/devp

noco(m/d/e/h/v/s)/cong/tumr, sysi/epon, injr

proc, drug(N1A/2AB/C/3/4/7A/B/C/D)

M: PNS

anat(h/r/t/c/b/l/s/a)/phys(r)/devp/prot/nttr/nttm/ntrp

noco/auto/cong/tumr, sysi/epon, injr

proc, drug(N1B)
v · d · eHuman brain, cerebrum, Interior of the cerebral hemispheres, white matter: commissural fibers and septum (TA A14.1.09.241–271, 569–571, GA 9.828, 838–840)
Corpus callosum

Genu · Splenium · Tapetum · Rostrum

Archicortex: Indusium griseum
Lamina terminalis
Fornix
Septum pellucidum
Septal nuclei (Medial septal nucleus, Subfornical organ) · Cave of septum pellucidum

M: CNS

anat(n/s/m/p/4/e/b/d/c/a/f/l/g)/phys/devp

noco(m/d/e/h/v/s)/cong/tumr, sysi/epon, injr

proc, drug(N1A/2AB/C/3/4/7A/B/C/D)

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