Capillaries
Alveoli
Bronchioles
Bronchus
Capillaries
Alveoli
Bronchioles
Bronchus
Thymus
Right lymphatic duct
Lymphatic vessels
Thoracic duct
Spleen
Thymus
Right lymphatic duct
Lymphatic vessels
Thoracic duct
Spleen
Thymus
Right lymphatic duct
Lymphatic vessels
Thoracic duct
Spleen
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