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Consist of efferent and afferent fibers uniting the cortex
Projection fibers consist of efferent and afferent fibers uniting the cortex with the lower parts of the brain and with the spinal cord. In human neuroanatomy
Projection_fiber
Continuous surjection satisfying a local triviality condition
\pi } is just the projection from the product space to the first factor. This is called a trivial bundle. Examples of non-trivial fiber bundles include
Fiber_bundle
Axons that connect cortical areas within the same cerebral hemisphere
their course and connections as association fibers, projection fibers, and commissural fibers. Bundles of fibers are known as nerve tracts, and consist of
Association_fiber
Bundle of nerve fibers (axons) connecting nuclei of the central nervous system
tracts in the central nervous system: association fibers, commissural fibers, and projection fibers. A nerve tract may also be referred to as a commissure
Nerve_tract
Long projection on a neuron that conducts signals to other neurons
ἄξων, romanized: áxōn, lit. 'axis'; also called a nerve fiber or fibre) is a long slender projection of a nerve cell or neuron found in most animals that
Axon
Axons that connect the two hemispheres of the brain
commissural fibers, association fibers form association tracts that connect regions within the same hemisphere of the brain, and projection fibers connect
Commissural_fiber
Topics referred to by the same term
occurs Projection fiber, in neuroscience, white matter fibers that connect the cortex to the lower parts of the brain or the spinal cord Projection (linguistics)
Projection
Axonal projections that arrive at a particular brain region
system. Many afferent projections arrive at a particular brain region. In the peripheral nervous system, afferent nerve fibers are part of the sensory
Afferent_nerve_fiber
Sheet of ascending and descending axons below the cerebral cortex of the brain
prominent projection fibers are the corona radiata, which radiate out from the cortex and then come together in the brain stem. The projection fibers that
Corona_radiata
Axonal projections that exit a particular region
efferent projections. In the context of a given brain region, afferents are arriving fibers while efferents are exiting fibers. The efferent nerve fibers of
Efferent_nerve_fiber
Area of white matter below the human brain's central cortex
has a semioval shape. It consists of cortical projection fibers, association fibers and cortical fibers. It continues ventrally as the corona radiata
Centrum_semiovale
Device that projects video onto a surface
that receives a video signal and projects the corresponding image onto a projection screen using a lens system. Video projectors use a very bright ultra-high-performance
Video_projector
Fiber bundle of the 3-sphere over the 2-sphere, with 1-spheres as fibers
example of a principal bundle, by identifying the fiber with the circle group. Stereographic projection of the Hopf fibration induces a remarkable structure
Hopf_fibration
Structure in the brain connecting the pons to the cerebellum
It consists almost entirely of fibers passing from the pons to the cerebellum (fibrocerebellar fibers); the fibers arise from the pontine nuclei and
Middle_cerebellar_peduncle
Bright spot of light that appears on shiny objects when illuminated
correct original direction of fiber D to be perpendicular to real surface normal N. This can be done by projection fiber direction on to plane with normal
Specular_highlight
Fiber bundle whose fibers are group torsors
conventionally a right action). A projection onto X {\displaystyle X} . For a product space, this is just the projection onto the first factor, ( x , g )
Principal_bundle
Concept in differential geometry
bundle: different fibers may have different topologies. An example of this phenomenon may be constructed by restricting projection to total space of any
Fibered_manifold
Structure between the cerebellum and pons
Cerebellopontine angle Dissection showing the projection fibers of the cerebellum Angle shown between cerebellum (bright green) and pons (beige) as it
Cerebellopontine_angle
Mapping equal to its square under mapping composition
construction of projection-valued measures. In their sense, a projection is a self-adjoint idempotent linear operator. In differential topology, any fiber bundle
Projection_(mathematics)
Collection of neurological symptoms
fibers that connect the neocortex into three important categories – projection fibers, commissural fibers and association fibers. Projection fibers are
Disconnection_syndrome
Structure in the brain
Climbing fibers are the name given to a series of neuronal projections from the inferior olivary nucleus located in the medulla oblongata. These axons
Climbing_fiber
isomorphisms. There is yet another projection formula in the setting of étale cohomology. Integration along fibers § Projection formula Hartshorne, Robin (1977)
Projection_formula
Bundle of fibers in the human brain
fibers that connect the cerebellum to the brainstem. The superior cerebellar peduncle connects to the midbrain. It consists mainly of efferent fibers
Superior_cerebellar_peduncle
Right inverse of a fiber bundle map
a section (or cross section) of a fiber bundle E {\displaystyle E} is a continuous right inverse of the projection function π {\displaystyle \pi } . In
Section_(fiber_bundle)
Theory about pain and the nervous system
decreasing the projection neuron's chance of firing (like the C fiber, the Aβ fiber also has an excitatory connection on the projection neuron itself)
Gate_control_theory
Component of brain anatomy
this projection fibers originate from both ipsilateral and contralateral sides of hippocampus they are called associational/commissural projections. In
Hippocampus_anatomy
Stalks between cerebrum and brainstem
Deep dissection of brain-stem (lateral view) Dissection showing the projection fibers of the cerebellum Median sagittal section of brain The left optic
Cerebral_peduncle
Neural circuit in the hippocampus
which are classified according to their cell type and projection fibers. The first projection of the hippocampus occurs between the entorhinal cortex
Trisynaptic_circuit
Neural pathways between the thalamus and cerebral cortex
thalamocortical fibers, are the efferent fibers that project from the thalamus to distinct areas of the cerebral cortex. They form fiber bundles that emerge
Thalamocortical_radiations
Neurological symptom of lack of will or initiative
due to a genu infarct are most likely because the thalamo-cortical projection fibers that originate from the ventral-anterior and medial-dorsal nuclei
Abulia
Cranial nerve for hearing and balance
Superficial dissection of brain-stem. Ventral view. Dissection showing the projection fibers of the cerebellum. Hind- and mid-brains; postero-lateral view. Upper
Vestibulocochlear_nerve
Special visceral afferent fibers (SVA) are afferent fibers that develop in association with the gastrointestinal tract. They carry the special sense of
Special visceral afferent fiber
Special_visceral_afferent_fiber
Medical condition
information reached its corresponding area in the cerebral cortex through projection fibers. From there, this information, following the association system, would
Wernicke_encephalopathy
One of three classes of nerve fiber in the nervous system
that promote the regeneration of the damaged axons. C fibers synapse to second-order projection neurons in the spinal cord at the upper laminae of the
Group_C_nerve_fiber
the fiber: π ∗ : Ω v c ∗ ( E ) → Ω ∗ ( B ) . {\displaystyle \pi _{*}:\Omega _{vc}^{*}(E)\to \Omega ^{*}(B).} The following is known as the projection formula
Integration_along_fibers
Way to join two given mathematical manifolds together
together along identical submanifolds; this generalization is often called the fiber sum. There is also a closely related notion of a connected sum on knots
Connected_sum
Spinal trigeminal nucleus
projections into the forebrain, brainstem, and cerebellum, among other regions. It includes the reticular nuclei, reticulothalamic projection fibers,
Reticular_formation
Projections from the cerebral cortex to the pontine nuclei
Corticopontine fibers are projections from layer V of the cerebral cortex to the pontine nuclei of the ventral pons. They represent the first link in a
Corticopontine_fibers
Most general completion of a commutative square given two morphisms with same codomain
theory, a branch of mathematics, a pullback (also called a fiber product, fibre product, fibered product or Cartesian square) is the limit of a diagram consisting
Pullback_(category_theory)
Major input to cerebellum
named for a unique synapse formed by its projections, the mossy fiber rosette. Fine branches of the mossy fiber axons twist through the granule cell layer
Mossy_fiber_(cerebellum)
Organic compounds which are acetate esters of cellulose
Additionally, overhead-projection transparencies are frequently produced on acetate sheets. The Federal Trade Commission definition for acetate fiber is: "A manufactured
Cellulose_acetate
Fleshy appendage that hangs from the back of the palate
or uvulae), also known as the palatine uvula or staphyle, is a conic projection from the back edge of the middle of the soft palate, composed of connective
Uvula
Region of the prefrontal cortex of the brain
associated with neural atrophy patterns of white and gray matter projection fibers involved with OFC connectivity. Finally, some research suggests that
Orbitofrontal_cortex
Constructs a fiber bundle from a base space, fiber and a set of transition functions
mathematics, the fiber bundle construction theorem is a theorem which constructs a fiber bundle with a structure group from a given base space, fiber, group, and
Fiber bundle construction theorem
Fiber_bundle_construction_theorem
Structures in the cerebellum, a part of the brain
function as a germinal zone is controversial. Dissection showing the projection fibers of the cerebellum Scheme of roof of fourth ventricle. The arrow is
Anatomy_of_the_cerebellum
Large-screen film format
Corporation in September 1967, and they developed the first IMAX theatre projection standards in the late 1960s and early 1970s in Canada. The largest IMAX
IMAX
nociceptive projections from the reticular formation (see: spinoreticular tract), and periaqueductal gray (see: spinomesencephalic tract). The fibers of this
Spinohypothalamic_tract
Part of the nervous system
rubrospinal tracts. "Rubroolivary fibers". Kennedy PR (December 1990). "Corticospinal, rubrospinal and rubro-olivary projections: a unifying hypothesis". Trends
Rubro-olivary_tract
Brain region having polygonal, fusiform, piriform neurons
agents selectively destroy DRN projection fibers without affecting the dense coarse fibers from the MRN. Most of the fibers that distribute to the medial
Median_raphe_nucleus
Mathematical parametrization of vector spaces by another space
(bundle projection) for every x {\displaystyle x} in X {\displaystyle X} , the structure of a finite-dimensional real vector space on the fiber π − 1 (
Vector_bundle
Pathway in the hippocampus
projections onto interneurons suggests a primarily modulatory role for the mossy fiber pathway in the hippocampus. The synapses of the mossy fibers contain
Mossy_fiber_(hippocampus)
Structure at the rear of the vertebrate brain, beneath the cerebrum
climbing fibers. Thus, the nucleo-olivary projection provides an inhibitory feedback to match the excitatory projection of climbing fibers to the nuclei
Cerebellum
Activation of tension-generating sites in muscle
muscle fibers, thereby causing the fibers to contract at the same time. Once innervated, the protein filaments within each skeletal muscle fiber slide
Muscle_contraction
Histological feature of ameloblasts
away from the enamel, forming a projection surrounded by the developing enamel. Tomes's processes are those projections and give the ameloblast a "picket-fence"
Tomes's_process
Anatomical structure
The vestibulocerebellar tract fibers are second-order fibers from the vestibular nuclei, and first-order fibers from the vestibular ganglion/nerve. They
Vestibulocerebellar_tract
Subarea of scattering in physics
central projection. In s-space each reflection is found on its Polanyi-sphere. Intrinsically the ideal reflection is a point in s-space, but fiber symmetry
Fiber_diffraction
Differential geometry construct on fiber bundles
this asymmetry comes from the very definition of a fiber bundle, which "only has one projection" π : E → M {\displaystyle \pi \colon E\to M} while a
Ehresmann_connection
Process in mathematics
space, and the (unchanged) fiber. The pullback bundle then has two projections: one to the base space, the other to the fiber; the product of the two becomes
Pullback
Fiber bundle induced by a map of its base space
pullback bundle or induced bundle is the fiber bundle that is induced by a map of its base-space. Given a fiber bundle π : E → B {\displaystyle \pi :E\rightarrow
Pullback_bundle
Genus of spiders
distal end. The cap is composed of a series of interconnected fibers glued to the projection with a waxy substance. The cap itself is easily dislodged and
Praestigia
Specialized neuron in the cerebellum
almost-two-dimensional layers, through which parallel fibers from deeper-layers pass. These parallel fibers form relatively-weak excitatory synapses - specifically
Purkinje_cell
Geometric algorithms for signal processing
systems, estimation of fiber diameters, estimation of chaotic time series, change point detection and other areas. The term "projection filter" was first coined
Projection_filters
Mathematical concept that extends the intuitive idea of gluing in topology
X Y , {\displaystyle Y\times _{X}Y,} the fiber product (here an equalizer) of two copies of the projection p. The bundles on the Xij that we must control
Descent_(mathematics)
Protein-coding gene in the species Homo sapiens
synaptic depression positive regulation of neuron projection development negative regulation of stress fiber assembly regulation of dendritic spine morphogenesis
PPP1R9A
Muscle connectingthe epicranial aponeurosis to the helix of the ear
fan-shaped, and its fibers are pale and indistinct. It arises from the lateral edge of the epicranial aponeurosis, and its fibers converge to be inserted
Anterior_auricular_muscle
G (which may be a topological or Lie group), an equivariant bundle is a fiber bundle π : E → B {\displaystyle \pi \colon E\to B} such that the total space
Equivariant_bundle
Protein-coding gene in the species Homo sapiens
gland epithelium of nasopharynx gingival epithelium nipple periodontal fiber nasal epithelium pylorus body of pancreas granulocyte tendon of biceps brachii
RETREG3
to another that respects the metrics, meaning that it is an orthogonal projection on tangent spaces. Let (M, g) and (N, h) be two Riemannian manifolds and
Riemannian_submersion
Generalization of covers
degree of f in y, then the fiber consists of n distinct points, except for a finite number of values of x. Thus, this projection is a branched covering of
Branched_covering
morphism) is a function that relates two fiber bundles in a way that respects their internal structure. Fiber bundles are mathematical objects that locally
Bundle_map
proboscis procerus process processus profunda femoris artery profundus projection fibers prominens promontory pronate prone proprioception proprioceptive proprius
Index_of_anatomy_articles
Nerve tract of the midbrain
Descending fibers of the DLF may first synapse in either the periaqueductal gray or reticular formation which in turn form relay projections onto the autonomic
Dorsal longitudinal fasciculus
Dorsal_longitudinal_fasciculus
Nerve cell sending impulse to muscle
located in the motor cortex, brainstem or the spinal cord, and whose axon (fiber) projects to the spinal cord or outside of the spinal cord to directly or
Motor_neuron
System used to build interactive 3D graphics
any outside point. Therefore, such systems can create omnidirectional projections. Because light is reflected directly from the projector to the audience
Spinning_mirror_system
Long exact sequence
Serre spectral sequence. Consider a fiber-oriented sphere bundle with total space E, base space M, fiber Sk and projection map π {\displaystyle \pi } : S k
Gysin_homomorphism
Type of display technology
known as a spatial light modulator. LCoS initially was developed for projection televisions, but has since found additional uses in wavelength selective
Liquid_crystal_on_silicon
Calcium imaging technique
Fiber photometry is a calcium imaging technique that captures 'bulk' or population-level calcium (Ca2+) activity from specific cell-types within a brain
Fiber_photometry
Concept in algebraic topology
F\hookrightarrow E} and the projection p : E → B . {\displaystyle p\colon E\rightarrow B.} Hopf fibrations are a family of fiber bundles whose fiber, total space and
Fibration
White matter tract connecting the two cerebral hemispheres
is a wide, thick nerve tract, consisting of a flat bundle of commissural fibers, beneath the cerebral cortex in the brain. The corpus callosum is only found
Corpus_callosum
Non-orientable mathematical surface
that cannot fully be embedded in R4. The Klein bottle can be seen as a fiber bundle over the circle S1, with fibre S1, as follows: one takes the square
Klein_bottle
Anatomical region of the brain
where fiber projections are received and the path in which a signal travels. The caudal half of the flocculus receives mossy fiber projections mainly
Flocculus
Part of the body
elevation. The infraspinatus and the teres minor, along with the anterior fibers of the deltoid muscle, are responsible for external rotation of the arm
Shoulder
Algebraic operation on coordinate vectors
{a} }},} the formula for the Euclidean length of the vector. The scalar projection (or scalar component) of a Euclidean vector a {\displaystyle \mathbf {a}
Dot_product
Australian classical guitar luthier
guitars with an arched back to improve their volume and projection, and he uses lightweight carbon fiber reinforcements under the soundboard. While not as thin
Jim_Redgate
Family of fishes
The fibers of the skate electric organ are embedded in the muscles located lateral to the notochord in the tail.
Skate_(fish)
Vacuum tube used to display images
shadow mask in a honeycomb-like pattern. Projection CRTs were used in CRT projectors and CRT rear-projection TVs, and are usually small (being 7–9 inches
Cathode_ray_tube
Musical instrument
thinnest soundbox, making it very comfortable to play but lacking in volume projection relative to the larger types. As a result, it is best suited to smaller
Steel-string_acoustic_guitar
Nerve carrying auditory information from the inner ear to the brain
auditory nerve fiber is either bipolar or unipolar, with its distal projection being called the peripheral process, and its proximal projection being called
Cochlear_nerve
Mathematics concept
point e {\displaystyle e} on the strip, the projection map projects it towards the middle ring, and the fiber is perpendicular to the middle ring. The vertical
Vertical and horizontal bundles
Vertical_and_horizontal_bundles
Fiber bundle
In mathematics, the theory of fiber bundles with a structure group G {\displaystyle G} (a topological group) allows an operation of creating an associated
Associated_bundle
David A. Smart (producer); Fred E. Inbau c-14m December 5, 1949 Video Basic Fibers in Cloth David A. Smart (producer); Florence M. King bw-10m April 22, 1948
List_of_Coronet_Films_films
Layer of the hippocampus
tract of the mossy fiber projections, both inhibitory and excitatory from the granule cells of the dentate gyrus. One mossy fiber may make up to 37 connections
Stratum lucidum of hippocampus
Stratum_lucidum_of_hippocampus
subscheme X' of Y ×Spec(k) Spec(D) such that the projection X' → Spec D is flat and has X as the special fiber. If Y = Spec A and X = Spec(A/I) are affine
Degeneration (algebraic geometry)
Degeneration_(algebraic_geometry)
Vertebrate brain region
important projection comes from the medial septal nucleus, which sends cholinergic, and gamma amino butyric acid (GABA) stimulating fibers (GABAergic fibers) to
Hippocampus
Suit worn by Batman
with a series of fin-like projections, trunks, boots, and a close-fitting cowl (covering his head) with ear-like projections to suggest a bat's head; and
Batsuit
Telecommunications device
reported global VoIP market in October 2021 was $85.2 billion with a projection of $102.5 billion by 2026. IP telephony uses high-bandwidth Internet connections
Telephone
Nucleus in the basal ganglia of the brain
pathway of striatopallidal fibers. The striato-pallidal pathway has a whitish appearance due to the myelinated fibers. This projection comprises successively
Striatum
Generalization of the concept of vector bundle
p:E\to B} are continuous maps (respectively, the "zero section" and the "projection map") such that: the composition p ∘ i {\displaystyle p\circ i} is the
Microbundle
Mathematical concept
curve C/L. Then the projection map from E×C to C is an elliptic fibration. We will show how to replace the fiber over 0 with a fiber of multiplicity 2.
Elliptic_surface
Organic chemical and neurotransmitter
(CNS) and the peripheral nervous system (PNS). In the CNS, cholinergic projections from the basal forebrain to the cerebral cortex and hippocampus support
Acetylcholine
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