| cavum thoracis | The space within the thoracic walls, bounded below by the diaphragm and above by the neck. Synonym: cavitas thoracis, cavum thoracis. (05 Mar 2000) |
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| cavum trigeminale | The cleft in the meningeal layer of dura of the middle cranial fossa near the tip of the petrous part of the temporal bone; it encloses the roots of the trigeminal nerve and the trigeminal ganglion. Synonym: cavum trigeminale, Meckel's cavity, Meckel's space, trigeminal cavity. (05 Mar 2000) |
| cavum tympani | An air chamber in the temporal bone containing the ossicles; it is lined with mucous membrane and is continuous with the auditory tube anteriorly and the tympanic antrum and mastoid air cells posteriorly. Synonym: cavitas tympanica, cavity of middle ear, cavum tympani, tympanum. (05 Mar 2000) |
| cavum uteri | Cavity of uterus, the space within the uterus extending from the cervical canal to the openings of the uterine tubes. Synonym: cavitas uteri, cavum uteri. (05 Mar 2000) |
| cavum vergae | An inconstant, horizontal, slitlike space between the posterior one-third of the corpus callosum and the underlying commissura fornicis (commissura hippocampi; psalterium) resulting from failure of these two commissural plates to fuse completely during foetal development; like the cavity of the septum pellucidum, the space is not a true ventricle in the sense that it did not develop from the central canal of the neural tube. Synonym: cavum psalterii, cavum vergae, sixth ventricle. (05 Mar 2000) |
| cavum vesicouterinum | uterovesical pouch |
| sulcus olfactorius cavum nasi | The narrow groove in the nasal cavity above the agger nasi that leads from the atrium to the olfactory area. Synonym: sulcus olfactorius cavum nasi. (05 Mar 2000) |