Describes the components and functions of the circulatory and respiratory systems.
General Note
Originally released by Mazzarella Media, 2007.
Streaming video file encoded with permission for digital streaming by Infobase on May 02, 2015.
Content Note
The Respiratory System (3:42); --The Circulatory System: Blood (5:13); -- The Circulatory System: Heart and Blood Vessels (2:34); -- The Respiratory and Circulatory Systems Together (3:51); -- Heart and blood (1:09);.