TNT BOM BOY

Heart: The heart cycles out the blood from the air. It is about the size of your fist.The shape is a heart. And the color is pinkish.
Atrium: The right Atrium receives deoxygenated blood from the SVC. The left Atrium receives oxygenated blood from the Pulmonary veins: It is pink and it is a wall. And it is about the size of a fist.
Ventrical: The ventrical is the muscle of the heart. It is triangular and little less than half the size of a fist. It is darkish red.
Valves: The valves open and close to allow blood flow. They are round and about the size of a dime. It is flesh in color.
Aorta: The aorta is a valve/artery that prevents back flow of blood into the ventricle. The aorta is red. It is big.
Vessels: They deliver blood to the heart. They are tubular in shape. They are blue.
Ateries: They delver air to the blood cells. They are skinny tubes. They are red.
Veins: Veins carry carbon dioxide to the lungs. They are tubular. They are blue.
Capilaries: They carry blood between veins and arteries in the tissue. They are tubular. They are red.
Lungs: When you breath in the arteries grab the air and when you breathe out you breathe out carbon dioxide through the veins. The lungs are pinkish. They are ovalish in shape and the size of a honey dew melon.
Blood Cells: White blood cells fight infection. Red blood cells carry air.
Brain: The brain is the control panel of circulatory system. It is the size of both of your fists. The brain is pinkish.

Well for one it gets air to your cells. Two, it lets out bod carbon dioxide. Three, it is the mane part of living.  when you breath in the arteries grab the air and brings it to the heart. The heart pumps the air throw the arteries to get the cells. Then wants the air energizes the cells they go and fight  the bad Bactria. Then air go’s and energizes other cells. Then the vanes grab the carbon dioxide. Then the vanes send the carbon dioxide to the heart. Then the  heart sends the carbon dioxide to your longs. Then you exhale the carbon dioxide leaves your body. then it dues that all your life.