The Heart
Susan H. Gray
32 pages, Library Binding
ISBN: 1592964273
ISBN13:
Language: English
Publish: 1104566400000
Although only about the size of your fist, the heart is one of the most critical organs in the human body. Read about the anatomical structure of the heart, as well as its crucial role within the circulatory system. Find out about common heart disorders, as well as how scientists are continuously working to learn more about this amazing organ.