Match the organ to the number showing the order of blood flow in the circulatory system. Start with what happens after the heart pumps blood to the body's cells.
Blood with oxygen
[Choose ]
Blood with carbon dioxide.
[Choose ]
Heart with deoxygenated blood.
[ Choose]
Lungs
[ Choose
Heart with oxygenated blood
[Choose
In order

This aquarium exhibits biotic and abiotic factors in an aquatic environment. one of the abiotic factors is

What is the difference between the conducting zone and the respiratory zone of the respiratory system? the conducting zone is a series of cavities and tubes that move air to the respiratory zone where gases exchange with the bloodstream. the conducting zone exchanges gases between the lungs and the alveoli and the respiratory zone is a series of cavities and tubes that move air to the conducting zone. the conducting zone moves oxygen into the cells and the respiratory zone takes carbon dioxide away from the cells. the conducting zone moves oxygen into the bloodstream and the respiratory zone takes carbon dioxide away from the bloodstream.

What are the seven economic and social goals?