Someone else’s passed gas just seeds the alveoli of your lungs (not to mention stuck in your nose hairs). While you may breathe off most of it, invariably some will be broken down into smaller atoms that then get used by your body as building blocks. Am I overthinking this? I can be the only one… #fart #toot #sciencefacts #medicalfacts #healthtips #healthyliving #cleanair #methane #doctor | Dr. Joe, MD

Which process occurs between the capillaries and alveoli during gaseous exchange❓