Curated OER
The Circulatory System
Compare a variety of animals' circulatory systems to the human circulatory system. Paul Andersen uses his SMART Board to show the differences between two, three, and four chamber hearts, focusing on the human heart.
Khan Academy
Khan Academy: Biology: Red Blood Cells
A detailed description of how oxygen is delivered to the body's tissues. [16:30]
Khan Academy
Khan Academy: Fetal Circulation: Hypoxic Pulmonary Vasoconstriction
Watch how blood gets diverted away from alveoli with low oxygen levels. Rishi is a pediatric infectious disease physician and works at Khan Academy. [9:13]
Khan Academy
Khan Academy: Shunting in the Heart
This video contains a very detailed drawing of the heart to explain blood flow. [9:47]
Khan Academy
Khan Academy: Transposition of Great Arteries
Transposition is the switching of the pulmonary artery with the aorta artery. This video explains this condition with a detailed diagram. [5:18]
Khan Academy
Khan Academy: Truncus Arteriosus
This video explains Truncus Arteriosus with a diagram. [3:23]