posterior ampullar nerve n.
A branch of the vestibular part of the eighth cranial nerve that supplies the ampullary crest of the posterior semicircular duct of the ear.
- Posterior asynclitism
posterior asynclitism n. See Litzmann obliquity.
- Posterior auricular nerve
posterior auricular nerve n. A branch of the facial nerve, which supplies the posterior auricular and intrinsic muscles of the auricle and, through its occipital branch, innervates the occipital belly of the occipitofrontal muscle.
- Posterior auricular vein
posterior auricular vein n. A tributary to the external jugular vein, draining the region behind the ear.
- Posterior cardinal vein
posterior cardinal vein n. Any of the major drainage channels from the caudal part of an embryo.