constrictor

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constrictor

 [kon-strik´ter]
that which causes constriction.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

con·stric·tor

(kon-strik'tor, -tōr),
1. Anything that binds or squeezes a part.
See also: inferior constrictor (muscle) of pharynx, middle constrictor (muscle) of pharynx, superior pharyngeal constrictor (muscle).
2. A muscle, the action of which is to narrow a canal; a sphincter.
[L. fr. constringo, to draw together]
Farlex Partner Medical Dictionary © Farlex 2012

constrictor

(kən-strĭk′tər)
n.
One that constricts, as a muscle that contracts or compresses a part or organ of the body.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

con·stric·tor

(kŏn-strik'tŏr)
1. Anything that binds or squeezes a part.
2. A muscle, the action of which is to narrow a canal; a sphincter.
[L. fr. constringo, to draw together]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

constrictor

A muscle that contracts, narrows or compresses a part or organ of the body.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
References in periodicals archive ?
CARC, coracoarcualis; CH, coracohyoideus; CHV, ventral hyoid constrictor; CHYM, coracohyomandibularis; CM, coracomandibularis; DHYM, depressor hyomandibularis; DM, depressor mandibularis; DR, depressor rostri; F, fascia; MC, Meckelian cartilage; POM, preorbitalis medial; QMA, quadratomandibularis anterior; QMD, quadratomandibularis deep; QMM, quadratomandibularis medialis; QMP, quadratomandibularis posterior; VR-SUPC, ventral superficial branchial constrictor muscles. Scale = 10mm
Their larynx has a rigid fibrous structure and a dilator muscle in addition to a constrictor muscle. This laryngeal structure allows for an open laryngeal configuration on land and a closed larynx under water.
In its cervical portion, the nerve runs cranially behind the left lobe of the thyroid gland, under the inferior pharyngeal constrictor muscle, and penetrates into the larynx behind the cricothyroid joint between the thyroid ala and the cricoid lamina.