foramen of Luschka


lat·er·al ap·er·ture of fourth ven·tri·cle

[TA] one of the two lateral openings of the fourth ventricle into the subarachnoid space (the lateral cerebellomedullary cistern) at the cerebellopontine angle. Synonym(s): apertura lateralis ventriculi quarti [TA], foramen lateralis ventriculi quarti, foramen of Key-Retzius, foramen of Luschka, foramen of Retzius

foramen of Luschka

Each of the two lateral apertures through which cerebrospinal fluid can leave the fourth ventricle of the brain and flow into the subarachnoid space.See also: foramen

foramen of Luschka

Any of the passages for cerebrospinal fluid from the fourth ventricle to the subarachnoid space. Synonym: Key-Retzius foraminaSee also: Luschka, Hubert von

Luschka,

Hubert, German anatomist, 1820-1875. foramen of Luschka - one of the two lateral openings of the fourth ventricle into the subarachnoid space at the cerebellopontine angle. Synonym(s): lateral aperture of the fourth ventricleLuschka bursa - a cystic notochordal remnant found inconstantly in the posterior wall of the nasopharynx at the lower end of the pharyngeal tonsil. Synonym(s): pharyngeal bursaLuschka cartilage - a small cartilaginous nodule sometimes found in the anterior portion of the vocal cord.Luschka cryptLuschka cystic glands - small mucous tubuloalveolar glands in the mucosa of the larger bile ducts, especially in the neck of the gallbladder. Synonym(s): glands of biliary mucosaLuschka ducts - glandlike tubular structures in the wall of the gallbladder, especially in the part covered with peritoneum.Luschka ganglionLuschka gland - Synonym(s): Luschka tonsilLuschka joints - small synovial joints between adjacent lateral lips of the bodies of the lower cervical vertebrae. Synonym(s): uncovertebral jointsLuschka ligaments - fibrous bands that pass from the pericardium to the sternum. Synonym(s): sternopericardial ligamentLuschka musclesLuschka nerveLuschka sinus - venous sinus in the petrosquamous suture.Luschka tonsil - a collection of more or less closely aggregated lymphoid nodules on the posterior wall and roof of the nasopharynx. Synonym(s): Luschka gland; pharyngeal tonsil