That element is <span>Nitrogen.</span>
I believe its large blue vessel also known as vena cava
Answer:
it is 25%
Explanation:
for a parents to be transmitted
Larger
During the process of breathing, the diaphragm contract by moving
downward and upward and this process usually increase or decrease the space in
the chest cavity. However, intercostal muscles between the ribs also help to enlarge
the chest cavity or reduce the space in the chest cavity.