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| Description: Respiration is the exchange of gases between the atmosphere, blood, and cells The combination of 3 processes is required for respiration to occur Ventilation (breathing) External (pulmonary) respiration Internal (tissue) respiration The cardiovascular system assists the respiratory system by transporting gases Picture Stats: Views: 154 Filesize: 64.17kB Height: 610 Width: 730 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=40788 |