Cardiovascular System



Cardiovascular System Fast Facts:

  • The cardiovascular system is composed of the heart and blood vessels.
  • Main function is circulate substances through the body including oxygen, nutrients, and waste.
  • The cardiovascular system protects the body by circulating white blood cells, antibodies, and complement proteins that defend the body against foreign microbes and toxins.
  • The cardiovascular system helps regulate body temperature, fluid pH, and water content of cells.

MicroLesson: New Video Post: Blood Flow in Less Than 2 Minutes



MicroLesson: One Minute Video Lecture

Video Lectures

Module 4 Part 1


Module 4 Part 2



Module 5 Part 1


Module 5 Part 2




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