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| Description: The lungs are enclosed and protected by the pleural membrane Picture Stats: Views: 137 Filesize: 1012.18kB Height: 724 Width: 978 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=40806 |
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| Description: The lungs are enclosed and protected by the pleural membrane Picture Stats: Views: 137 Filesize: 1012.18kB Height: 724 Width: 978 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=40806 |