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Respiratory system
Heart and lungs
Heart and blood vessels, lungs and trachea
Brain, spinal cord, spinal nerves, cranial nerves
Heart and lungs
Trachea, pulmonary arteries, lungs and lung tissue
Lungs, trachea and bronchi
Lungs, trachea, bronchi and pulmonary blood vessels
Ribs, sternum and thoracic artery and vein, pulmonary artery and vein, lungs, trachea and bronchi