File:X-ray video of a female American alligator (Alligator mississippiensis) while breathing - pone.0004497.s009.ogv

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X-ray_video_of_a_female_American_alligator_(Alligator_mississippiensis)_while_breathing_-_pone.0004497.s009.ogv ‎(Ogg Theora video file, length 21 s, 720 × 480 pixels, 422 kbps, file size: 1.06 MB)

Summary

Description
English: Cineradiographic (X-ray film) clip of a 1.0 kg female American alligator (Alligator mississippiensis), demonstrating the role of the intermediate rib in thoracic narrowing during expiration, and thoracic widening during inspiration. Experimental subject in lateral projection at 70 kV and 220 mA, X-ray positive. Head is toward right side of image.
Date
Source Video S1 from Claessens L, O'Connor P, Unwin D (2009). "Respiratory Evolution Facilitated the Origin of Pterosaur Flight and Aerial Gigantism". PLOS ONE. DOI:10.1371/journal.pone.0004497. PMID 19223979. PMC: 2637988.
Author Claessens L, O'Connor P, Unwin D
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PLOS
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This file was transferred to Wikimedia Commons from PubMed Central by way of the Open Access Media Importer.
WikiProject Open Access
WikiProject Open Access
Media of the day This file was selected as the media of the day for 04 November 2012. It was captioned as follows:
English: X-ray video of a female American alligator breathing.
Other languages
English: X-ray video of a female American alligator breathing.
中文（简体）：美国短吻鳄呼吸过程的X射线成像视频。

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Date/TimeThumbnailDimensionsUserComment
current07:36, 21 October 201221 s, 720 × 480 (1.06 MB)Open Access Media Importer BotUploaded with the Open Access Media Importer. (test edit) botrequest

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