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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