The heart is a hardworking organ that makes sure every muscle, tissue, and cell in the body gets just what it needs. In this episode, Dr. Alice Roberts puts her own heart to the test when she rides in a stunt plane performing acrobatics. She discove...
This program covers the circulatory system's important roles in transportation, purification, and regulation. Topics include the structure and function of the heart; the role of blood as a connective tissue; arteries, veins, and the flow of blood; t...
This program takes a close look at the organs of the human circulatory system and how they work to sustain life. After an introductory overview, the composition of blood—its plasma, erythrocytes, leukocytes, and platelets—is analyzed, blood type...