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CONTRACTION. An abbreviation; a mode of writing or printing by which some of the letters of a word are omitted. See Abbreviations.

References in periodicals archive ?
In this study, darifenacin and Gegen 300 both effectively reduced the tonic contraction activity and phasic frequency induced by carbachol.
The tonic contraction prevents gastroesophageal reflux even at times of increased intra-abdominal pressure.
stagnalis, DA causes tonic contraction of longitudinal sole muscle cells, which apparently results in a corresponding decrease in the contraction force of locomotory muscular waves as previously observed in H.
1) A rapid flexor spasm occurs in the form of involving neck, trunk and limbs followed by tonic contraction sustained for 2-10 seconds.
ATP] blocker, 10 [micro]M) were applied to rat vessel rings, 10 min prior to the contraction by NA (1 [micro]M) followed by addition of TAAC (100 [micro]M) during the resulting tonic contraction.
The alternation between phasic and tonic contractions suggests that periods of tonic contraction allow the phasic muscle to recuperate and facilitate subsequent phasic contractions.
5 [micro]M) and 5-HT (10 [micro]M), which cause a tonic contraction immediately after treatment of agnoists, followed by a gradual decline to the resting levels (Fig.
2, Fl did not inhibit the phasic contraction, while the tonic contraction was evidently inhibited by Fl.