12 Questions Biology: The Human Heart Biology for grades 8-11. Review the anatomy and functions of the human heart. Based on NGSSS: MS-LS1-3 There are ____ chambers in the human heart. 2 4 6 8 Which side of the heart contains oxygen-poor blood? LEFT RIGHT Name the valve located between the left atrium and the left ventricle. tricuspid valve aortic valve mitral valve pulmonary valve … and 9 more awesome questions! Check them out by clicking “Play”.