Axons sentence example

axons
  • The cell body of a sensory nerve has two axons.

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  • Nerves These are made up of bundles of nerve cell axons.

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  • Undamaged axons can sprout to make new synapses to fill these vacated sites.

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  • The axons of the motor neurons are, inasmuch as they are nerve fibres in nerve trunks, easily accessible to artificial stimuli.

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  • When, for instance, the axons of the ganglion cells of the retina are severed by section of the optic nerve, and thus their influence upon the nerve cells of the visual cerebral centres is set aside, the nerve cells of those centres undergo secondary atrophy (Gadden's atrophy).

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  • These sclerotic plaques are the decay in the myelin sheathing of the myelinated axons from distinct regions within the CNS.

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  • In the absence of these embryonic growth cues adult sensory axons make major growth errors at key choice points.

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  • Nobel Prize winning work on giant squid axons was undertaken at Plymouth.

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  • Some branchial motor axons travel with the inferior alveolar nerve.

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  • The Schwann cell has an extensive cytoplasm which allows it to wrap a myelin sheath around nerve axons.

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  • Often many axons remain intact but are rendered useless by loss of their insulating myelin.

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  • Significantly more sciatic nerve axons regenerated in the exercised animals than the sedentary animals.

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  • In this type of injury, the axons lose some of their covering and become less efficient.

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  • Nerve cells have specialized extensions called dendrites and axons.

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  • Many nerve cells have long, wire-like axons that are covered by an insulating layer called the myelin sheath.

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  • In untreated PKU patients, abnormally high phenylalanine levels in the blood and brain can produce nerve cells with deformed axons and dendrites and cause imperfections in the myelin sheath referred to as hypomyelination and demylenation.

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  • It contains nerve cells, supporting cells, and long nerve fibers (axons) that connect to the brain and carry signals downward from the brain along descending pathways and upward to the brain along ascending pathways.

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  • Axons are covered by sheaths of an insulating whitish substance called myelin, and the region in which they lie is accordingly called white matter.

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  • Similarly, when the axons of the motor spinal cells are by severance of the nerve trunk of a muscle broken through, the muscle cells undergo "degeneration" - dwindle, become fatty, and alter almost beyond recognition.

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  • Gray matter contains nerve cell bodies and unmyelinated axons.

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