Question

Explain why a person needs to have both a respiratory system and a circulatory system to provide the body's cells with the O2 needed for cellular respiration

Answer 1

Answer:

because the person should have a proper process of whole respiratory then only he will be able to inhale oxygen and do the rest of processes and cardiovascular is useful for removing deoxygenated blood and sending the oxygenated blood to the whole body in a proper way and to exhale carbon dioxide

Answer 2

Explanation:

the respiratory system is responsible for bringing air rich in oxygen to the lungs and another part of the respiratory process is using the oxygen to produce ATP through combustion . Whereas the circulatory system is responsible for transporting the oxygen from lungs to each and every cell of our body by the help of blood.