constriction


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Related to constriction: constriction ring, pupillary constriction

constriction

Genetics a localized narrow region of a chromosome, esp at the centromere

constriction

[kən′strik·shən]
(medicine)
(science and technology)
Narrowing of a channel or cylindrical member.
References in periodicals archive ?
The key word here is choke constriction percentage.
The UP-induced constriction of rat pulmonary artery was also attenuated by PD98059 and SB203580 (Figure 3C,D), indicating that activation of ERK1/2 and p38 may mediate UP-induced pulmonary vasoconstriction.
Zeiss said, and vacuum constriction is particularly useful for some patients.
The thickness of those seven pages is approximately equal to the constriction of a modified choke in a 12-gauge barrel.
Proximal to the primary constriction site, the umbilical cord was moderately edematous and disclosed additional less pronounced foci of attenuation.
For instance, if the application calls for full hits, where the slug takes the complete shape of the punch, the entire perimeter of the slug is in contact with the constriction point all the way around the slug.
Biopure Corporation (Cambridge, MA; 617-234-6826) announced that its investigational oxygen therapeutic, Hemopure (hemoglobin glutamer -- 250 (bovine)) has been shown to sustain myocardial tissue oxygenation and heart function during severe constriction of a coronary artery, according to results from a pharmacology study presented at the American Society of Anesthesiologists Annual Meeting this week in Dallas, Texas.
This model, The Role Constriction Theory, suggests that selection procedures, training, job stress, and expectations cause police officers' lives to become overly constricted and, therefore, potentially dangerous as their options to change or get help become limited.
As President of Tax Executives Institute, I am writing to express the Institute's concern about the deleterious effects of the proposed constriction of the attorney-client privilege in respect of corporate taxpayers.
The rabbits had normal blood pressure in most of the body, but high blood pressure above the constriction of the aorta.
Although they asserted that the effectiveness of this treatment rests on its ability to break the pain-tension-anxiety cycle, the vascular constriction that would accompany anxiety-produced muscle tension would also explain the treatment's effectiveness when relaxation occurred.