lab·y·rinth
(labi-rinth) [TA] 1. The internal or inner ear, composed of the semicircular ducts, vestibule, and cochlea.
2. Any group of communicating cavities, as in each lateral mass of the ethmoid bone.
3. A group of communicating culture tubes used for separating motile from nonmotile microorganisms.
EAR
Abbreviation for estimated average requirement.
ear
(ēr) [TA] The organ of hearing: composed of the
external ear, which includes the auricle and the external acoustic, or auditory, meatus; the
middle ear, or the tympanic cavity with its ossicles; and the
internal ear or
inner ear, or labyrinth, which includes the semicircular canals, vestibule, and cochlea.
See also:
auricle Synonym(s):
auris [TA] .
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
EAR
Abbreviation for estimated average requirement.
ear
(ēr) [TA] Organ of hearing and equilibrium, composed of
external ear,, consisting of auricle, external acoustic meatus, and tympanic membrane;
middle ear,, or tympanic cavity, with its auditory ossicles and associated muscles; and
internal ear,, the vestibulocochlear organ, which includes the bony labyrinth (of semicircular canals, vestibule, and cochlea), and vestibular and cochlear labyrinths.
Synonym(s):
auris.
Medical Dictionary for the Dental Professions © Farlex 2012