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.
Alta resolução Premium Stock Photo - Disponível para todos os usos permitidos segundo nossos |Termos de licença|.
small: 792 x 446 Pixels, medium: 1369 x 770 Pixels, large: 3840 x 2160 Pixels,