Chapter 1

Back to basics

Here, you’ll cover the relationship between a gas's fractional concentration and partial pressure, and calculations of partial pressures of dry versus humidified gases.
3 Lessons (10m 26s), 1 Quiz
Chapter 2

Diffusion across the alveolar-capillary membrane

Learn about gas diffusion across the alveolar-capillary membrane. Factors discussed include the properties of the alveolar-capillary membrane and the gases within the alveoli.
  • Simplifying Fick's law and lung gas exchange
  • What's the difference between diffusion- and perfusion-limited gas exchange?
  • How is RBC oxygen uptake affected by diffusion and perfusion?
  • What is diffusing capacity and why is it important?
  • Diffusion across the alveolar-capillary membrane quiz
5 Lessons (19m 23s), 1 Quiz
Chapter 3

Oxygen transport

Understand how oxygen is distributed between hemoglobin and the rest of the cell environment, and the factors affecting the equilibrium between free and hemoglobin-bound oxygen.
  • What makes RBCs so good at transporting oxygen?
  • What affects hemoglobin's oxygen affinity?
  • Calculating the total oxygen content of arterial blood
  • Oxygen transport quiz
4 Lessons (16m 05s), 1 Quiz
Chapter 4

Oxygen delivery to peripheral tissues

This chapter addresses the determinants of oxygen delivery to peripheral tissues. The concepts of oxygen content of the blood and cardiac output are discussed.
  • What factors affect oxygen delivery?
  • Using the Fick equation to calculate the arteriovenous difference and cardiac output
  • Oxygen delivery to peripheral tissues quiz
3 Lessons (7m 35s), 1 Quiz
Chapter 5

The ventilation-perfusion relationship

Understand the relationship between regional lung ventilation and perfusion. Learn about why regional variations in ventilation and perfusion occur and the effect on gas exchange.
  • Everything you need to know about the ventilation-perfusion ratio
  • What's a physiological shunt?
  • What defines physiological dead space?
  • Asthma and ARDS as examples of altered ventilation-perfusion ratios
  • The ventilation-perfusion relationship quiz
5 Lessons (11m 45s), 1 Quiz
Chapter 6

Carbon dioxide removal

Learn about the main determinants of arterial PCO2, the relationship between carbon dioxide production and elimination, and the importance of alveolar and dead space ventilation.
  • How are PaCO2 and minute ventilation related?
  • How is carbon dioxide transported in the blood?
  • Carbon dioxide removal quiz
3 Lessons (6m 21s), 1 Quiz
Chapter 7

Acid-base balance

This chapter covers the relationship between arterial PCO2, pH, and ventilation. You’ll cover the roles of ventilation and alterations in arterial PCO2 in adjusting arterial pH.
  • How does breathing help buffer the pH of blood?
  • How do I interpret a Davenport diagram?
  • Primary respiratory acid-base disorders
  • Primary metabolic acid-base disorders
  • Acid-base balance quiz
5 Lessons (20m 51s), 1 Quiz
Chapter 8

Case studies in blood gas analysis

This chapter provides two clinical cases for analysis, drawn from real-life clinical practice. These incorporate many of the principles covered in the preceding chapters.
  • Case 1—What's in a number?
  • Case 2 —Now that's teamwork
  • Case studies in blood gas analysis quiz
  • Blood Gas Analysis Essentials outro
4 Lessons (13m 29s), 1 Quiz