foramen of Luschka(redirected from Lateral apertures)
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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.
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 foramina
See 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 ventricle
Luschka 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 bursa
Luschka cartilage - a small cartilaginous nodule sometimes found in the anterior portion of the vocal cord.
Luschka 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 mucosa
Luschka ducts - glandlike tubular structures in the wall of the gallbladder, especially in the part covered with peritoneum.
Luschka gland - Synonym(s): Luschka tonsil
Luschka joints - small synovial joints between adjacent lateral lips of the bodies of the lower cervical vertebrae. Synonym(s): uncovertebral joints
Luschka ligaments - fibrous bands that pass from the pericardium to the sternum. Synonym(s): sternopericardial ligament
Luschka 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