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Chain of ossicles and their ligaments, seen from the front in a vertical, transverse section of the tympanum (tympanic cavity) Right eardrum as seen through a speculum This is a normal left eardrum.
The tympanum is an external hearing structure in animals such as mammals, birds, some reptiles, some amphibians and some insects. [ 1 ] Using sound, vertebrates and many insects are capable of sensing their prey, identifying and locating their predators, warning other individuals, and locating potential mates and rivals by hearing the ...
Tympanum (anatomy), a hearing organ/gland in frogs and toads, a flat red oval on both sides of a frog's head; Tympanum, in biology, the eardrum; Tympanum, or tympanal organ, a hearing organ in insects; Tympanum (hand drum), a percussion instrument in ancient Greece and Rome; Timpano, in music, singular of timpani, a kettledrum
The middle ear is the portion of the ear medial to the eardrum, and distal to the oval window of the cochlea (of the inner ear).. The mammalian middle ear contains three ossicles (malleus, incus, and stapes), which transfer the vibrations of the eardrum into waves in the fluid and membranes of the inner ear.
The tympanic cavity is bounded by: Facing the inner ear, the medial wall (or labyrinthic wall, labyrinthine wall) is vertical, and has the oval window and round window, the promontory, and the prominence of the facial canal.
Tympanic membrane retraction describes a condition in which a part of the eardrum lies deeper within the ear than its normal position.. The eardrum comprises two parts: the pars tensa, which is the main part of the eardrum, and the pars flaccida, which is a smaller part of the eardrum located above the pars tensa.
A myringotomy is a surgical procedure in which an incision is created in the eardrum (tympanic membrane) to relieve pressure caused by excessive buildup of fluid, or to drain pus from the middle ear.
Second, medical roots generally go together according to language, i.e., Greek prefixes occur with Greek suffixes and Latin prefixes with Latin suffixes. Although international scientific vocabulary is not stringent about segregating combining forms of different languages, it is advisable when coining new words not to mix different lingual roots.