action potential halfwidth

USAGE SUMMARY

The phrase "action potential halfwidth" is correct and usable in written English.
It can be used in scientific or academic contexts, particularly in discussions related to neurophysiology or electrophysiology. Example: "The action potential halfwidth is an important parameter that can influence the firing rate of neurons."

✓ Grammatically correct

Science

Human-verified examples from authoritative sources

Exact Expressions

3 human-written examples

The action potential halfwidth was measured from the first action potential triggered by current injection.

The Journal of Headache and Pain

The ratio of the action potential halfwidth (after treatment vs before treatment) was not altered by application of BNP for 10 min (1.060 ± 0.042; n = 12).

The Journal of Headache and Pain

b: The ratio of action potential halfwidth in small DRG neurons in the presence (after treatment) vs. absence (before treatment) of treatments.

The Journal of Headache and Pain

Human-verified similar examples from authoritative sources

Similar Expressions

57 human-written examples

Plus there's the barn action potential.

The Guardian - TV & Radio

Compound muscle action potential.

The Egyptian Journal of Neurology, Psychiatry and Neurosurgery

Sensory nerve action potential.

The Egyptian Journal of Neurology, Psychiatry and Neurosurgery

The mechanism of the action potential generates action potentials.

SEP

Rheobase, action potential threshold, was the minimal injected current to evoke an action potential.

Protein & Cell

neCMAP, nerve evoked compound muscle action potential amplitude; SNAP, sensory nerve action potential amplitude; dmCMAP, direct muscle evoked compound muscle action potential amplitude.

Intensive Care Medicine Experimental

* Peak sensory latency, sensory nerve action potential amplitude (SNAP).

The Egyptian Journal of Neurology, Psychiatry and Neurosurgery

Furthermore, when the extracellular action potential was recorded, unidirectional action potential propagation was observed.

Biomaterials

Expert writing Tips

Best practice

When discussing changes in neuronal excitability, explicitly state whether the "action potential halfwidth" is increasing or decreasing, as this directly impacts the neuron's firing rate and responsiveness.

Common error

Avoid using "action potential halfwidth" interchangeably with action potential amplitude. Halfwidth refers to the duration at half the maximum amplitude, while amplitude describes the peak voltage change. Use them precisely to avoid misrepresenting electrophysiological properties.

Linguistic Context

The phrase "action potential halfwidth" functions as a noun phrase that specifically quantifies a temporal characteristic of an action potential waveform. As Ludwig AI suggests, it's often used in scientific contexts.

Expression frequency: Rare

Frequent in

Science

100%

Less common in

News & Media

0%

Formal & Business

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, "action potential halfwidth" is a noun phrase used in scientific contexts to define the duration of an action potential at half its maximum amplitude. As Ludwig AI confirms, it's grammatically correct and commonly appears in scientific publications. While its frequency is rare, it's important to note that the term is crucial for characterizing neuronal excitability. Related phrases such as "action potential duration" and "spike duration" can be used as alternatives, but may lack the same level of specificity. When using this phrase, ensure you're not confusing it with action potential amplitude and clearly state whether the halfwidth is increasing or decreasing to accurately convey changes in neuronal excitability.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

action potential full duration at half maximum

A more verbose but precise description of the same concept.

half-duration of the action potential

Rephrases to emphasize that it's the 'half' duration being considered.

action potential duration

Focuses on the time span of the action potential, rather than its width at half the amplitude.

APD50

A standard abbreviation for action potential duration at 50% repolarization, useful in technical contexts.

action potential width

A more general term that doesn't necessarily specify measurement at half the amplitude.

temporal width of action potential

Highlights the temporal aspect, emphasizing measurement across time.

spike duration

Uses "spike" as a synonym for action potential, providing a more concise alternative.

action potential repolarization time

Highlights the repolarization phase, which contributes significantly to the halfwidth.

action potential rise time

Focuses on the initial depolarization phase of the action potential.

action potential decay time

Emphasizes the decay phase of the action potential.

FAQs

How does the "action potential halfwidth" relate to neuronal firing rate?

A shorter "action potential halfwidth" typically allows for faster repolarization, which can increase the maximum firing rate of a neuron. Conversely, a longer halfwidth may limit firing frequency.

What factors can influence the "action potential halfwidth"?

The "action potential halfwidth" can be affected by factors such as ion channel kinetics, temperature, and the neuron's morphology. Changes in these parameters can alter the duration of the action potential.

Is "action potential duration" the same as "action potential halfwidth"?

"Action potential duration" is a broader term, while "action potential halfwidth" is a specific measurement of the duration at half the action potential's amplitude. The "action potential duration" can be measured at different percentages of repolarization (e.g., APD50, APD90).

What's the significance of measuring "action potential halfwidth" in research?

Measuring the "action potential halfwidth" helps researchers understand changes in neuronal excitability and the effects of various treatments or conditions on neuronal function. It provides insights into the underlying mechanisms of neurological disorders.