-
First
Deoxygenated blood from body tissue -
Second
Superior Vena Cava -
Third
Right Atrium -
Fourth
Right Atrium -
Fifth
Tricuspid Valve -
Fifth
Right Ventricle -
Sixth
Pulmonary Valve -
Seventh
Pulmonary Artery -
Eighth
Both Lungs -
Ninth
Co2 and O2 exchange in the capillaries networks of the alveoli. -
Tenth
Returns to the heart through Pulmonary Veins -
Eleventh
Left atrium -
Twelfth
Mittral valve -
Twelfth
Left Ventricle -
Thirteenth
Aortic Valve -
Fourteenth
Aorta -
Fifteenth
Transporting oxgenated blood to body cells