An introduction and broad overview of the cardiovascular system, including anatomy of the heart and blood vessels, the cardiac cycle, and cardiac histology. This is starting at the basics to bring all viewers up to the same starting point before doing deep dives on future topics.

Image credits:

Heart (external): Adapted from heart_model.png by BruceBlaus. Provided under CC BY-SA 4.0.

Lungs: Lungs.gif by Mikael Haggstrom. Released to public domain.

Heart (internal): Adapted from heart_diagram-en.svg by ZooFari. Provided under CC BY-SA 3.0.

Heart (parasternal short axis): heart_normal_short_axis_section.png by Patrick Lynch. Provided under CC BY 2.5.Heart (parasternal long axis): Heart_lpla_echo_view.jpg by Patrick Lynch. Provided under CC BY 2.5.

Vials of blood: Venous_and_arterial_blood.jpg by Wesalius. Provided under CC BY-SA 3.0.

4 heart valves: Adapted from 2011_Heart_Valves.jpg by OpenStax College. Provided under CC BY 3.0.

Balance scale: Adapted from Scale_of_justice_2.png by DTR. Released to public domain.

Animated heart (internal): Adapted from cardiac-cyhcle-animated.gif by DrJanaOfficial. Provided under BY-SA 4.0.

Coronary arteries: Adapted from coronary_arteries.png by Patrick Lynch. Provided under CC BY-SA 3.0.

Femoral artery and vein: Sobo_1909_573-574.png. Historical image now in public domain.

Kidney: Adapted from Blausen_0592_KidneyAnatomy_01.png by Blausen.com staff (2014). “Medical gallery of Blausen Medical 2014”. WikiJournal of Medicine 1(2). Provided under CC BY 3.0

Cardiac histology: Adapted from HeartWall.png by Blausen.com staff (2014). “Medical gallery of Blausen Medical 2014”. WikiJournal of Medicine 1(2). Provided under CC BY 3.0.

Additional images and footage licensed from Shutterstock and Adobe by author.


#heart #anatomy #physiology