What Is A Quiescent?

What do you mean by quiescent?


being at rest; quiet; still; inactive or motionless: a quiescent mind..

What is quiescent fluid?

Since a quiescent fluid is one that is otherwise at rest”. In other words, an extensive, quiescent fluid is one that has infinite bulk properties (extensive) with no forced convection, and by all practical purposes, is stagnant (quiescent).

What is quiescent stage?

The cell is in a quiescent (inactive) stage that occurs when cells exit the cell cycle. Some cells enter G0 temporarily until an external signal triggers the onset of G1. Other cells that never or rarely divide, such as mature cardiac muscle and nerve cells, remain in G0 permanently.

Which cells are in g0 phase?

Multinucleated muscle cells that do not undergo cytokinesis are also often considered to be in the G0 stage. On occasion, a distinction in terms is made between a G0 cell and a ‘post-mitotic’ cell (e.g., heart muscle cells and neurons), which will never enter the G1 phase, whereas other G0 cells may.

What is the difference between quiescence and senescence?

In broader perspective, quiescence occurs due to lack of nutrition and growth factors whereas senescence takes place due to aging and serious DNA damages. Contrary to quiescence, senescence is a degenerative process ensuing a certain cell death.

What is the opposite of quiescent?

quiescent. Antonyms: active, agile, alert, brisk, bustling, busy, diligent, energetic, expeditious, industrious, lively, mobile, nimble, officious, prompt, quick, ready, restless, sprightly, spry, supple, vigorous, wide awake. Synonyms: dull, heavy, idle, inactive, indolent, inert, lazy, quiet, slow, sluggish, stupid.

What triggers senescence?

In adult tissues, senescence is triggered primarily as a response to damage, allowing for suppression of potentially dysfunctional, transformed, or aged cells. The aberrant accumulation of senescent cells with age results in potential detrimental effects.

What is quiescent heart?

The quiescent heart (QH) was responsive to electrical stimulation and exhibited the same isovolumic pressure development as seen during spontaneous beating.

What is a quixotic person?

quixotic) is impracticality in pursuit of ideals, especially those ideals manifested by rash, lofty and romantic ideas or extravagantly chivalrous action. It also serves to describe an idealism without regard to practicality. An impulsive person or act might be regarded as quixotic.

What is quixotic in a sentence?

Use quixotic in a sentence. His quixotic strategy to impress his date by winning the large stuffed animals for her at the carnival seemed to be working. Licensed from GettyImages. adjective. The definition of quixotic is romantic behavior or following beliefs even though they are foolish or unreachable goals.

What does quiescent mean in medical terms?

In cells, quiescence is the state of not dividing. In neurons (nerve cells), quiescence is the state of not firing. The word comes from the Latin “quiescere”, to become quiet. Quiescence suggests a temporary cessation of activity.

How do you use quiescent in a sentence?

Quiescent sentence examplesIt has been quiescent since 1566, and is now completely extinct. … The prominences are of two kinds, quiescent and eruptive. … But the French were too weak in these seas for offensive movements, and therefore remained quiescent at Bourbon and Mauritius till the beginning of 1782.More items…

What is a synonym for quiescent?

adjective. 1’the volcano is in a quiescent state’ SYNONYMS. inactive, inert, latent, fallow, passive, idle, at rest, inoperative, deactivated, in abeyance, quiet. still, motionless, immobile, stagnant, dormant, asleep, slumbering, sluggish, lethargic, torpid.

What causes cellular senescence?

Even though senescence is induced by multiple factors such as repeated cell culture, telomere attrition, irradiation, oncogene activation, and oxidative damage, it can also be caused by the perturbation of mitochondrial homeostasis, which may accelerate age-related phenotypes.