An overview of shock or tissue perfusion and how it relates to the cardiovascular system. Hypovolemic shock, cardiogenic shock, obstructive shock, and distributive shock are explained.

An explanation of types of obstruction: cardiac tamponade, constrictive pericarditis, tension pneumothorax, pulmonary embolism, and stenosis aortic including diagnosis and treatment.

This video explains the basics of shock and the four different types. [7:14]