Eli5: How do our lungs output carbon dioxide? 260 viewsJanuary 3, 2024 Question90.63K January 15, 2022 0 Comments Is there an exhaust valve that opens when I breathe out? In: 3 3 Answers ActiveNewestOldest Anonymous Posted January 15, 2022 0 Comments Your lungs exchange gas between the atmosphere and your blood, it lets oxygen from the atmospere into your blood and lets carbon dioxide from your blood into the atmosphere. You are viewing 1 out of 3 answers, click here to view all answers. Register or Login
Latest Answers