The lungs are known to be an essential part of the respiratory system. It is the primary organ responsible for inhaling and exhaling the oxygen in and out of the body. The respiratory system is one of the vital biological systems which is necessary for the survival of the individual.
Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*
*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.