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In this program, animation and anatomical drawings trace the two great circuits of the bloodstream, looping through the lungs and passing to and from every part of the body's living tissues. Additional animation identifies the various cargoes carried by the bloodstream. Interspersed with these visuals are features in which a medical technologist explains blood typing and a cardiologist describes a variety of heart defects and their corresponding modern surgical cures.
  • Last Modified: Wednesday 24 February 2021, 18:19:05.