Literature DB >> 5940898

Pressure regulation in the middle ear cavity of sea lions: a possible mechanism.

S Odend'hal, T C Poulter.   

Abstract

The mucosa lining the cavity of the middle ear of sea lions contains a complex network of venous channels and sinuses. During dives the pressure within the middle ear may be equalized with that in the external auditory meatus either by the distention or depression of the mucosa due to the presence or absence of blood in the sinuses.

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Year:  1966        PMID: 5940898     DOI: 10.1126/science.153.3737.768

Source DB:  PubMed          Journal:  Science        ISSN: 0036-8075            Impact factor:   47.728


  1 in total

1.  Morphology of the tympanic-basicranial region in Mirounga leonina (Phocidae, Carnivora), postnatal ontogeny and sexual dimorphism.

Authors:  C M Loza; A C Scarano; L H Soibelzon; J Negrete; A A Carlini
Journal:  J Anat       Date:  2015-03-31       Impact factor: 2.610

  1 in total

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