The heart is a muscular organ about the size of a closed fist that functions as the body's circulatory pump. Diagram heart lung illustrations & vectors. Read the definitions below then label the lung anatomy diagram.
Left & right lungs labels:
The right side of the heart receives deoxygenated blood from the body and pumps it to the lungs. Blood flow through the heart. However, the metabolic pathways and the biochemical cycles along with the substrate sequence and energy yield needs to be learnt by heart, else this might be another nightmare besides anatomy, for a naive first. Human heart drawing simple at paintingvalley com explore.