Results 111 to 120 of about 171,543 (348)

Intraspecific variation of cochlear morphology in bowhead and beluga whales

open access: yesThe Anatomical Record, EarlyView.
Abstract The bony labyrinth of the petrosal bone, a distinctive feature of mammal skulls, is often identified in micro‐computed tomography imaging to infer species' physiological and ecological traits. When done as part of a comparative study, one individual specimen is normally considered representative of a species, and intraspecific variation is ...
John Peacock, J. G. M. Thewissen
wiley   +1 more source

Tumor Stage-Related Role of Radiotherapy in Patients with an External Auditory Canal and Middle Ear Carcinoma [PDF]

open access: diamond, 2016
Jinhyun Choi   +5 more
openalex   +1 more source

Investigating the Effect of Ear Canal Length on Improving Earplugs and Earmuffs Performance at 400 and 500 Hz Frequencies

open access: yesInternational Journal of Environmental Health Engineering
Aim: The aim of this study was noise reduction at 400 Hz and 500 Hz frequencies using earplugs and earmuffs, by varying the length of a simulated ear canal.
Hossein Ebrahimi   +3 more
doaj   +1 more source

Statistical shape modeling of the human inner ear through micro‐computed tomography imaging

open access: yesThe Anatomical Record, EarlyView.
In this study, 54 cadaveric temporal bone specimens underwent high‐resolution micro‐CT imaging. Images were semi‐automatically segmented and converted to 3D surface mesh models for morphological measurement and analysis. Statistical shape models were created for the inner ear, cochlea, and vestibular system, as well as for sex‐ and side‐based subgroups.
Carmine Spedaliere   +8 more
wiley   +1 more source

Ontogeny of murine bony semicircular canal form

open access: yesThe Anatomical Record, EarlyView.
Abstract The labyrinthine geometry and functional anatomy of the semicircular canals have intrigued scientists for decades, and there has been considerable interest in understanding how these complex structures grow and develop with evidence emerging from human studies that size maturation occurs exceptionally early by comparison with other systems ...
Marcela Cárdenas‐Serna   +1 more
wiley   +1 more source

Cholesterol granuloma presenting as a mass obstructing the external ear canal [PDF]

open access: hybrid, 2010
Vasilios Nikolaidis   +3 more
openalex   +1 more source

Free Nasal Septal Cartilage Graft for Extensive Defects of the External Auditory Canal: A Case Report

open access: yesJournal of Plastic and Reconstructive Surgery
External canal reconstruction of extensive tissue defects, including auricle or ear canal defects, is challenging. We describe the case of a 28-year-old man who underwent staged skin and nasal septum cartilage grafting for ear canal reconstruction after ...
Toru Miyanaga   +6 more
doaj  

3D anatomical atlas of the heads of male and female adult Chamaeleo calyptratus

open access: yesThe Anatomical Record, EarlyView.
The veiled chameleon is a model organism in reptile development research. Utilizing contrast‐enhanced microCT and deep learning segmentation models, we have generated the first digital atlases of the skull, nervous system, cranial muscles and hyolingual muscles.
Alice Leavey   +3 more
wiley   +1 more source

Topical steroid induced chronic eczematous external otitis with consisting of external ear cavity: A case report

open access: yesTurkish Archives of Otorhinolaryngology, 2012
Chronic eczematous external otitis is often seen in older women, and constant itching outer ear. The inlet part of the external auditory canal red, scaly, dry, and often there is no serumen the remaining parts of the canal.
Cengiz Arlı   +3 more
doaj   +1 more source

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