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词汇 myelinated
释义 myelinated
adjective
 anatomy specializeduk /ˈmaɪə.lɪn.eɪ.tɪd/ us /ˈmaɪə.lɪn.eɪ.t̬ɪd/
A myelinated nerve is one that has a myelin sheath(= a layer that surrounds and protects some nerves):
myelinated fibresThese small-diameter myelinated fibres transmit sharp pain.
myelinated axonThe outer zone of the spinal cord contains many myelinated axons.
These receptors are composed of a myelinated nerve ending surrounded by a capsule.
In humans, about one third of our motor and sensory neurons are myelinated.
There was a significant reduction of the myelinated nerve fibres in particular.
SMART Vocabulary: related words and phrases

The brain & nervous system
abducens nerve
abducent nerve
accessory nerve
alexithymia
allism
glossopharyngeal nerve
grey matter
hemispheric
hemispherical
hindbrain
neurogenic
neurogenically
neuroglia
neuroglial
neurohormonal
reticular formation
rhinencephalon
rhombencephalon
right brain
right-brained

You can also find related words, phrases, and synonyms in the topics:


Substances & structures in the body

Synonym


medullated

Examples of myelinated


myelinated
As such, they probably represent propagation along the fastest (myelinated) callosal fibers.
Relative conduction velocities of small myelinated and non-myelinated fibres in the central nervous system.
Myelinated and unmyelinated axons were counted with appropriate stereological procedures to prevent double counting, and the results integrated to produce the entire optic nerve count.
The shor t and the long latency waves are associated with the activity in myelinated and nonmyelinated retinotectal fibers, respectively.
These processes may or may not be myelinated, but they are ensheathed nonetheless.
Although far less frequent, some axons were seen to be ensheathed by an oligodendrocytic process; such axons were counted as 'myelinated'.
Myelinated axons are organized into a series of polarized domains that are crucial for normal saltatory conduction.
Lesions and parasites were most frequently found in heavily myelinated tracts including the corpus callosum, internal and external capsules, cerebellar peduncles and cerebellar medulla.
The inhibition of sodium currents in myelinated nerve by quaternary derivatives of lidocaine.
The optic nerve is heavily fasciculated and the proportion of myelinated axons increases with body length from 17% in subadults to 74% in adults.
Under our culture conditions, axons are usually myelinated only over one or few internodes, but never along their entire length.
One of the advantages of myelinating cultures is the ability to visualize axons that are only partially myelinated.
The autonomic component is mediated by the myelinated vagus, which reduces fear and promotes calm behavioral states.
The bridge later became populated by more mature myelinated axons, which was best quantitated by 21 days.
In contrast, mitochondria outside the nodal/paranodal regions of the myelinated axons appear normal.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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