 |
| Previous Image | Next Image |
| Description: Valves in veins prevent the backflow of blood
Picture Stats: Views: 422 Filesize: 403.83kB Height: 1500 Width: 1230 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=47569 |
|
| Previous Image | Next Image |
| Description: Valves in veins prevent the backflow of blood
Picture Stats: Views: 422 Filesize: 403.83kB Height: 1500 Width: 1230 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=47569 |