His major original contribution of great significance was his discovery of the blood's circulatory system, which was re-discovered by modern science after a lapse of three centuries. He was the first to correctly describe the constitution of the lungs and gave a description of the bronchi and the interaction between the human body's vessels for air and blood. Also, he elaborated the function of the coronary arteries as feeding the cardiac muscle.
Read more: What_was_Ibn-al-Nafis_ideas_for_the_human_cirulation
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Math ideas come from mathematicians.
Ideas has three syllables.
You can locate many math fair project ideas on the internet. Just type in math fair project ideas junior high and many ideas will come up. You can also order a book or borrow one from the library of projects.
improvements for the idea
The positive ideas about sinigang include using the following ingredients: calamansi, unripe mango, guava, or bilimbi.