Nota: A tradução desta entrada está atualmente em revisão de qualidade, portanto parte do conteúdo é exibida temporariamente apenas em inglês.
Este verbete ainda não foi traduzido para o seu idioma, portanto o original é exibido abaixo.
phasic
This term is primarily used in technical scientific registers, specifically within neuroscience, physiology, and kinesiology. It describes a temporal pattern of activity that is transient and burst-like, contrasting sharply with tonic activity, which is sustained and steady. When used in a clinical or research context, it implies a high-intensity, short-duration event.
In the context of muscular physiology, the term distinguishes between muscles designed for rapid, powerful movements and those designed for endurance and stability. Using this word in a general or casual conversation would likely be perceived as overly jargonistic or misplaced, as it lacks a common metaphorical application in everyday English.
Meanings
Examples
The neuron exhibited a phasic response to the sudden stimulus.
Phasic muscles are designed for quick movements rather than sustained posture.
I wonder if this signal is tonic or phasic in nature.
The patient showed a phasic discharge of activity during the test.
Unlike tonic fibers, phasic fibers fatigue more quickly.
The sensor provides a phasic output that triggers only upon change.
We observed a phasic burst of energy before the system stabilized.
Is the muscle contraction phasic or is it a steady tension.