Printer Friendly
Dictionary, Encyclopedia and Thesaurus - The Free Dictionary
1,761,481,965 visitors served.
forum mailing list For webmasters
?
New: Language forums
Dictionary/
thesaurus
Medical
dictionary
Legal
dictionary
Financial
dictionary
Acronyms
 
Idioms
Encyclopedia
Wikipedia
encyclopedia
?

eustachian tube
(redirected from Eustachian tubes)

   Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia, Hutchinson 0.03 sec.
tube (toob) a hollow cylindrical organ or instrument.
auditory tube  eustachian tube; the narrow channel connecting the middle ear and the nasopharynx.
drainage tube  a tube used in surgery to facilitate escape of fluids.
Durham's tube  a jointed tracheotomy tube.
endobronchial tube  a double-lumen tube inserted into the bronchus of one lung to deflate the other lung for anesthesia or thoracic surgery.
endotracheal tube  an airway catheter inserted in the trachea in endotracheal intubation.
esophageal tube  stomach t.
eustachian tube  auditory t.
fallopian tube  uterine t.
feeding tube  one for introducing high-caloric fluids into the stomach.
Miller-Abbott tube  a double-channel intestinal tube with an inflatable balloon at its distal end, for use in treatment of obstruction of the small intestine, and occasionally as a diagnostic aid.
nasogastric tube  a soft tube to be inserted through a nostril and into the stomach, for instilling liquids or other substances, or for withdrawing gastric contents.
nasotracheal tube  an endotracheal tube that passes through the nose.
neural tube  the epithelial tube developed from the neural plate and forming the central nervous system of the embryo.
orotracheal tube  an endotracheal tube that passes through the mouth.
Orotracheal tube.
otopharyngeal tube , pharyngotympanic tube auditory t.
Sengstaken-Blakemore tube  a multilumen tube used for tamponade of bleeding esophageal varices.
Enlarge picture
Sengstaken-Blakemore tube for esophagogastric tamponade.
stomach tube  a tube for feeding or for stomach irrigation; the most common kind is the nasogastric tube.
test tube  a tube of thin glass, closed at one end; used in chemical tests and other laboratory procedures.
tracheal tube  endotracheal t.
tracheostomy tube  a curved endotracheal tube that is inserted into the trachea through a tracheostomy.
uterine tube  fallopian tube; a slender tube extending from the uterus toward the ovary on the same side, for passage of oocytes to the cavity of the uterus and the usual site of fertilization.
Enlarge picture
Uterine, or fallopian, tube.
Wangensteen tube  a small nasogastric tube connected with a special suction apparatus to maintain gastric and duodenal decompression.
x-ray tube  a vacuum tube used for the production of x-rays; when a suitable current is applied, high-speed electrons travel from the cathode to the anode, where they are suddenly arrested, giving rise to x-rays.
Enlarge picture
Standard stationary anode x-ray tube; diagram in longitudinal section.

eustachian tube
n.
A slender tube that connects the tympanic cavity with the nasal part of the pharynx and serves to equalize air pressure on either side of the eardrum. Also called auditory tube, salpinx.

Eustachian tube
A tube of cartilage that connects the middle ear to the back of the throat. Its purpose is to equalize the pressure on either side of the eardrum.

eustachian tube
[yo̅o̅stā′shən]
Etymology: Bartolomeo Eustachio, Italian anatomist, 1524-1574; L, tubus
a tube lined with mucous membrane that joins the nasopharynx and the middle ear cavity. It is normally closed but opens during yawning, chewing, and swallowing to allow equalization of the air pressure in the middle ear with atmospheric pressure.

eustachian tube
(ūstā´shn),
n a tube, lined with mucous membrane, that joins the nasopharynx and the middle ear cavity, allowing equalization of the air pressure in the middle ear with atmospheric pressure. Also called the
auditory tube.

eustachian tube


How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content.
?Page tools
Printer friendly
Cite / link
Email
Feedback
Add definition
? Mentioned in ? References in periodicals archive
 
We also know that pathologically patent eustachian tubes may predispose certain patients (e.
With kids and babies, tiny eustachian tubes can mean even bigger problems because child-size passageways often can't equalize pressure fast enough to keep up with the plane's descent.
1-3) These higher forces, even at the lower end of the scale, are now regarded as having highly significant effects on the growth and development of a baby's facial and dental structures, as well as aiding aeration and drainage of the eustachian tubes.
 
Medical browser? ? Full browser
 
 
Medical Dictionary
?

Disclaimer | Privacy policy | Feedback | Copyright © 2009 Farlex, Inc.
All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. Terms of Use.