Respiratory system - Sistema respiratorio, Breathe - Respirar, Allow - Permitir, Airways - Vías respiratorias, Nose - Nariz, Nostrils - Fosas nasales, Pharynx - Faringe, Larynx - Laringe, Vocal cords - Cuerdas vocales, Trachea - Tráquea, Bronchi - Bronquios, Bronchioles - Bronquiolos, Lungs - Pulmones, Ribcabe - Caja torácica, Alveoli - Alveolos, Made up - Formado, Ribs - Costillas, Sternum - Esternón, Backbone - Columna vertebral, Take air - Tomar aire, Expel air - Expulsar aire, Inhalation - Inhalación, Exalation - Exhalación, Blood - Sangre, Blood vessel - Vasos sanguíneos,

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