lung
The main organ of respiration would be the two things you feel move in and out every time you breath, which if you haven't caught on yet, its you lungs silly :D
i think it is cellular cell but i not sure
the heart
Respiration involves the lungs. The lungs inflate with air, and this allows oxygen into the lungs. The windpipe and mouth and nose are also involved in respiration.
According to my knowledfe Photorespiration is the respiration from the organ level to the cellular level.
psedopodia is the respiration organ of amoeba
another name for your heart is th main organ of your bodybrijrajsinh
lungs
main organ; pancreas is accessory
lung
Lungs