Circulatory System
by Francisco Sepúlveda
1. Heart
1.1. Aorta
1.1.1. Oxygen-rich blood
1.2. Veins
1.2.1. Carbon dioxyde blood
2. Blood Vessels
2.1. Arteries
2.2. Capillaries
2.3. Veins
3. Lungs
3.1. Arteries
3.1.1. Carbon dioxyde blood
3.2. Veins
3.2.1. Oxygen-rich blood