Saltatory conduction

Saltatory conduction

Mechanism of action potential propagation in myelinated axons; so named because action potentials "jump" from one node of Ranvier to the next due to generation of action potentials only at these sites.

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Industry/Domain: Biology
Category: Neuroscience
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saltatory conduction

Biology; Neuroscience

Mechanism of action potential propagation in myelinated axons; so named because action potentials “jump” from one node of Ranvier to the next due to generation of action ...

conduction

Automotive; Automobile

The transfer of heat from one object to another by having the objects in physical contact.

conduction

Energy; Energy efficiency

The movement of heat, electricity, or sound through a solid. An electric current travels from a wall socket, through a wire, and into a lamp by conduction.

conduction

Engineering; Electronic engineering

1. The propagation of energy through a medium, depending on the medium for its travel. 2. The transfer of electrons through a wire. 3. The transfer of holes through a P-type ...

conduction

Anthropology; Physical anthropology

The movement of heat from one object to another by direct contact. Example: the transmission of heat from your body to the chair on which you are sitting. See convection and ...

conduction

Fire safety; Prevention & protection

A transfer of heat from a region of higher temperature through a material by a molecular mechanism not involving bulk motion to a region of lower temperature.

medial longitudinal fasciculus

Biology; Neuroscience

Axon tract that carries excitatory projections from the abducens nucleus to the contralateral oculomotor nucleus; important in coordinating conjugate eye movements.

commissures

Biology; Neuroscience

Axon tracts that cross the midline of the brain. See also anterior commissure.

postganglionic axons

Biology; Neuroscience

Axons that link visceral motor neurons in autonomic ganglia to their targets.

climbing fibers

Biology; Neuroscience

Axons that originate in the inferior olive, ascend through the inferior cerebellar peduncle, and make terminal arborizations that invest the dendritic tree of Purkinje cells.

saccades

Biology; Neuroscience

Ballistic, conjugate eye movements that change the point of foveal fixation.

olfactory receptor neurons (ORNs)

Biology; Neuroscience

Bipolar neurons in olfactory epithelium that contain receptors for odorants.

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Industry/Domain: History Category: World history

Anatolia

A peninsula between the eastern Mediterranean and the Black Sea, also known as Asia Minor. At the crossroads of Europe and Asia, it was the perpetual ...