A Cosmic Gift â Hologram // Limited Edition of 100 âCosmic Hazeâ & 300 Black Vinyl LPs / 3D Holographic Etchings / SlyVinyl Exclusive!
1 (The nose and mouth make up the first part where air enters your body. 2  The trachea, or windpipe, is the second part and it delivers air to the lungs. 3  Your lungs are the third part where oxygen is absorbed by the blood, which brings it to the rest of the body. 4  Finally, the diaphragm is the fourth part.
The normal heart. Every part of your body needs oxygen. Your lungs take in oxygen when you breathe. It is the heartâs job to pump blood to the lungs to pick up oxygen, and then to pump this blood to every part of your body. The heart has two independent pumping systems, one on the right side and one on the left side. Each of these systems has 2 chambers: