Khan Academy
Khan Academy: Gas Exchange: Graham's Law of Diffusion
Find out whether oxygen or carbon dioxide has a higher rate of diffusion in this video lecture. Lecture discusses the euqation to find out how to relate diffusion of gases to their molar masses. [8:56]
Khan Academy
Khan Academy: Gas Exchange: Oxygen Movement From Alveoli to Capillaries
Watch as a molecule of oxygen makes its way from the alveoli (gas layer) through various liquid layers in order to end up in the blood. [11:46]
Khan Academy
Khan Academy: Gas Exchange: O2 and Co2 Solubility
Get an intuition for why carbon dioxide is so much more soluble than oxygen when it goes into water. [7:45]
Khan Academy
Khan Academy: Gas Exchange: Henry's Law
Explores the relationship between partial pressure of a gas and the concentration of the gas molecule within a liquid. [8:39]
Khan Academy
Khan Academy: Gas Exchange: Alveolar Gas Equation Part 2
Find out how to calculate exactly how much oxygen is deep down inside your lungs. Rishi is a pediatric infectious disease physician and works at Khan Academy. [7:06]
Khan Academy
Khan Academy: Gas Exchange: Alveolar Gas Equation Part 1
Find out how to calculate exactly how much oxygen is deep down inside your lungs with this video! Also understand the path air travels as it is brought into the body. [7:58]
Khan Academy
Khan Academy: Alveolar Gas Equation Part 2
Find out how to calculate exactly how much oxygen is deep down inside your lungs! [7:5]
Next Vista for Learning
Next Vista for Learning: Breathing: The Marvelous Murpho
Follow the path that oxygen takes as enters the body with this video. [1:30]