| sinus |
fistula: an abnormal passage leading from a suppurating cavity to the body surface any of various air-filled cavities especially in the bones of the skull venous sinus: a wide channel containing blood; does not have the coating of an ordinary blood vessel
Ãâó: wordnet.princeton.edu/perl/webwn
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| sinus cavernosus |
cavernous sinus: either of a pair of large venous sinuses in the cranial cavity
Ãâó: wordnet.princeton.edu/perl/webwn
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| sinus rectus |
straight sinus: an unpaired sinus of the dura mater
Ãâó: wordnet.princeton.edu/perl/webwn
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| single chamber pacemaker |
an implanted cardiac pacemaker having only one lead, which is placed in either the atrium or the ventricle.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| single chamber pacing |
control of the heart rate by an artificial cardiac pacemaker that paces and senses in either atria or ventricles, usually in the latter.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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