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hematologic system

8 videos
3B: Roughly 5 L of blood fill your arteries, veins, capillaries, and venules. What’s it good for you ask? It carries oxygen to help your cells carry out respiration in addition to a number of other substances like lipids and hormones throughout the body. In cases of blood loss, such as trauma situations, the physician must be wary of the different blood types. We will explore the intricacies of the hematologic system here.

What's inside of blood?

VIDEO 11:09 minutes
Spin down your blood and find out what it's made up of. Rishi is a pediatric infectious disease physician and works at Khan Academy.

Hemoglobin moves O2 and CO2

VIDEO 14:58 minutes
Learn the two ways that oxygen moves from the lungs to the tissues, and the three ways that carbon dioxide returns from the tissues to the lungs. Rishi is a pediatric infectious disease physician and works at Khan Academy.

Bohr effect vs. Haldane effect

VIDEO 13:53 minutes
Take a close look at how some friendly competition for Hemoglobin allows the body to more efficiently move oxygen and carbon Dioxide around. Rishi is a pediatric infectious disease physician and works at Khan Academy.

Blood types

VIDEO 8:53 minutes

Coagulation cascade

VIDEO 14:39 minutes

Blood cell lineages

VIDEO 8:04 minutes