muscle fiber

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Related to Atrial myocytes: Atrial natriuretic peptide, Atrial myxoma

muscle fiber

n.
A muscle cell, especially one of the cylindrical, multinucleate cells that make up skeletal muscles and are composed of numerous myofibrils that contract when stimulated.

mus′cle fi`ber


n.
one of the structural cells of a muscle.
[1875–80]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.muscle fiber - an elongated contractile cell that forms the muscles of the bodymuscle fiber - an elongated contractile cell that forms the muscles of the body
fibre, fiber - any of several elongated, threadlike cells (especially a muscle fiber or a nerve fiber)
muscle, musculus - one of the contractile organs of the body
somatic cell, vegetative cell - any of the cells of a plant or animal except the reproductive cells; a cell that does not participate in the production of gametes; "somatic cells are produced from preexisting cells";
striated muscle cell, striated muscle fiber - an elongated contractile cell in striated muscle tissue
smooth muscle cell - cells of the smooth muscles
References in periodicals archive ?
In the current study, the patch clamp technology was utilized to study SSYX capsulated powder, and it was found that the I[sub]Ca-L, I[sub]K1, and I[sub]To of atrial myocytes were inhibited dependent on the dose of SSYX, and the action potential duration was significantly prolonged.
The host laboratory has linked AF to abnormal Ca2+ handling by increased spontaneous sarcoplasmic reticulum (SR) Ca2+ release in human atrial myocytes (HAMs), and that an underlying mechanism is an increased expression and activation of A2A receptors.
The most common stressor of atrial myocytes includes the duration of the AF A long duration of AF causes atrial dilatation, enabling formation of more reentry wavelets.
Although neonatal atrial myocytes can be cultured for short periods of time, they do not fully resemble differentiated atrial or ventricular myocytes.
The contribution of ionic currents to changes in refractoriness of human atrial myocytes associated with chronic atrial fibrillation.

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