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 superior articular facets were studied for variability in shape due to presence of constriction and partial or complete separation of facets.
Treatment was started with rapid maxillary expansion using banded hyrax expander, the protocol of alternate rapid expansion constriction Alt-RAMEC which consist of screw opening four times per day for a week followed by screw closure four times per week.
They have found that blocking a certain "signalling molecule" can alleviate symptoms such as mucus production, swelling, and constriction of the airways in the lungs.
The degree of choke is determined--and measured--as the difference in diameter between the main bore and the tightest portion of the choke constriction.
The new species is characterized by having the dorsal shield smooth; all dorsal, ventral and leg setae smooth and sharp-tipped; sternal shield mostly smooth, with few lateral striae; ventrianal shield vase shaped, mostly smooth, with a profound constriction immediately behind JV1; calyx tubular, slightly constricted near basis; atrium undifferentiated.
M2 PHARMA-April 3, 2015-Omeros unveils first and only US FDA approved Omidria in the nation to prevent pupil constriction and reduce postoperative pain
M2 EQUITYBITES-April 3, 2015-Omeros unveils first and only US FDA approved Omidria in the nation to prevent pupil constriction and reduce postoperative pain
1(d) is distance to apical constriction tip--physiological apex (P).
Using a 12-gauge Remington VersaMax with ProBore chokes, I first shot from 30 yards with the improved cylinder tube with a measured constriction of .
The premature closure or constriction of the ductus arteriosus (DA) is rare and can result in right heart failure, fetal hydrops, persistent pulmonary hypertension and death (1-3).
7 million has also been released for the constriction of road from Hayatabad to Karkhano Chowk.
Constriction as a means to subdue prey has rarely been observed in venomous snakes but has been seen in B.