Question

Which of the following statement(s) is (are) true about respiration? During inhalation, ribs move inward and diaphragm is raised In the alveoli, exchange of gases takes place i.e., oxygen from alveolar air diffuses into blood and carbon dioxide from blood into alveolar air sacs Haemoglobin has greater affinity for carbon dioxide than oxygen Alveoli does not help in increasing surface area for exchange of gases​

Answer 1

Answer:

alveoli gasses take place air

Answer 2

the 2nd and 3rd statement are correct