Respiratory System stock videos and footage

Browse 50,100+ respiratory system stock videos and clips available to use in your projects, or search for circulatory system or airway to find more stock footage and b-roll video clips.

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The respiratory system (called also respiratory apparatus, ventilatory system) is a biological system consisting of specific organs and structures used for the process of respiration in an organism. The respiratory system is involved in the intake and exchange of oxygen and carbon dioxide between an organism and the environment.

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Droplet infection animation of flu and tonsillitis. NTSC version. Droplet infection mechanism while coughing. Microscopic droplets contain streptococcus bacterium of tonsillitis and flu viruses. HD, PAL here: [url=file_closeup.php?id=6698497][img]file_thumbview_approve.php?size=1&id=6698497[/img][/url] [url=file_closeup.php?id=6698501][img]file_thumbview_approve.php?size=1&id=6698501[/img][/url] Similar: [url=file_closeup.php?id=10643618][img]file_thumbview_approve.php?size=1&id=10643618[/img][/url] [url=file_closeup.php?id=4037204][img]file_thumbview_approve.php?size=1&id=4037204[/img][/url] [url=file_closeup.php?id=3309295][img]file_thumbview_approve.php?size=1&id=3309295[/img][/url] [url=file_closeup.php?id=3512413][img]file_thumbview_approve.php?size=1&id=3512413[/img][/url] [url=file_closeup.php?id=3512424][img]file_thumbview_approve.php?size=1&id=3512424[/img][/url] [url=file_closeup.php?id=3781534][img]file_thumbview_approve.php?size=1&id=3781534[/img][/url] [url=file_closeup.php?id=3386555][img]file_thumbview_approve.php?size=1&id=3386555[/img][/url] [url=file_closeup.php?id=3223746][img]file_thumbview_approve.php?size=1&id=3223746[/img][/url] [url=file_closeup.php?id=2707320][img]file_thumbview_approve.php?size=1&id=2707320[/img][/url] [url=file_closeup.php?id=4722422][img]file_thumbview_approve.php?size=1&id=4722422[/img][/url] [url=file_closeup.php?id=3512593][img]file_thumbview_approve.php?size=1&id=3512593[/img][/url] [url=file_closeup.php?id=3369940][img]file_thumbview_approve.php?size=1&id=3369940[/img][/url] [url=file_closeup.php?id=4722424][img]file_thumbview_approve.php?size=1&id=4722424[/img][/url] [url=file_closeup.php?id=3269419][img]file_thumbview_approve.php?size=1&id=3269419[/img][/url] Related: [url=http://www.istockphoto.com/search/lightbox/1955444][img]http://www.akurra.com/istock/b/m.jpg[/img][/url] Check also all my portfolio: [url=http://www.istockphoto.com/search/lightbox/5193311][img]http://www.akurra.com/istock/b/p.jpg[/img][/url] respiratory system stock videos & royalty-free footage
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Droplet infection mechanism while coughing. Microscopic droplets contain streptococcus bacterium of tonsillitis and flu viruses. HD, PAL here: [url=file_closeup.php?id=6698497][img]file_thumbview_approve.php?size=1&id=6698497[/img][/url] [url=file_closeup.php?id=6698501][img]file_thumbview_approve.php?size=1&id=6698501[/img][/url] Similar: [url=file_closeup.php?id=10643618][img]file_thumbview_approve.php?size=1&id=10643618[/img][/url] [url=file_closeup.php?id=4037204][img]file_thumbview_approve.php?size=1&id=4037204[/img][/url] [url=file_closeup.php?id=3309295][img]file_thumbview_approve.php?size=1&id=3309295[/img][/url] [url=file_closeup.php?id=3512413][img]file_thumbview_approve.php?size=1&id=3512413[/img][/url] [url=file_closeup.php?id=3512424][img]file_thumbview_approve.php?size=1&id=3512424[/img][/url] [url=file_closeup.php?id=3781534][img]file_thumbview_approve.php?size=1&id=3781534[/img][/url] [url=file_closeup.php?id=3386555][img]file_thumbview_approve.php?size=1&id=3386555[/img][/url] [url=file_closeup.php?id=3223746][img]file_thumbview_approve.php?size=1&id=3223746[/img][/url] [url=file_closeup.php?id=2707320][img]file_thumbview_approve.php?size=1&id=2707320[/img][/url] [url=file_closeup.php?id=4722422][img]file_thumbview_approve.php?size=1&id=4722422[/img][/url] [url=file_closeup.php?id=3512593][img]file_thumbview_approve.php?size=1&id=3512593[/img][/url] [url=file_closeup.php?id=3369940][img]file_thumbview_approve.php?size=1&id=3369940[/img][/url] [url=file_closeup.php?id=4722424][img]file_thumbview_approve.php?size=1&id=4722424[/img][/url] [url=file_closeup.php?id=3269419][img]file_thumbview_approve.php?size=1&id=3269419[/img][/url] Related: [url=http://www.istockphoto.com/search/lightbox/1955444][img]http://www.akurra.com/istock/b/m.jpg[/img][/url] Check also all my portfolio: [url=http://www.istockphoto.com/search/lightbox/5193311][img]http://www.akurra.com/istock/b/p.jpg[/img][/url]

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