RID34478 anatomical conduit space
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RID13251 anatomical orifice
definition
Anatomical conduit space that connects two adjacent body spaces, surrounded by two or more subdivisions of two or more organs or organ parts. Examples: right atrioventricular orifice, orifice of artery, hilum of kidney, porta hepatis.
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RID10030 naris
RID10095 external auditory aperture
RID10122 oval window
RID10127 round window
RID10142 tympanic aperture of canaliculus for chorda tympani
RID10204 internal opening of vestibular canaliculus
RID10234 internal opening of cochlear canaliculus
RID10242 helicotrema
RID164 anus
RID2522 sacral hiatus
RID262 male urethral meatus
RID266 female urethral meatus
RID29367 ureteral orifice
2
RID29507 orifice of pancreatic duct
3
RID30333 orifice of uterine tube
4
RID30837 orifice of bile duct
5
RID31098 orifice of large intestine
3
RID31102 orifice of small intestine
2
RID31404 orifice of stomach
2
RID32501 abdominal ostium of uterine tube
RID326 introitus of vagina
RID32920 uterotubal orifice
2
RID34491 orifice of skull
14
RID34848 subdivision of rima glottidis
3
RID34851 orifice of auditory tube
1
RID43242 aperture of fourth ventricle
2
RID5962 hilum
5
RID7600 thyroid foramen of thyroid cartilage
RID7667 rima vestibule
RID7674 rima glottidis
RID80 porta Hepatis
RID9420 middle ear cavity opening of eustachian tube
RID9533 nasal opening
5
RID9572 semilunar hiatus
RID9770 lacrimal punctum
RID9924 oral opening