Pathophysiology of Respiratory Failure Flashcards
(36 cards)
What is the oxygen cascade?
What happens to gas in the trachea?
What is the alveolar gas equation?
What do graphs of alveolar ventilation against alveolar partial pressure show?
What is the alveolar-arterial gradient?
What is an anatomical shunt?
What is a functional shunt?
What are the pathological causes of an increased alveolar-arterial gradient?
What is common in lung tissue disease?
What are changes with pulmonary blood flow and cardiac output increased by?
What is diffusion and what factors affects the rate of diffusion?
What is the only thing that can be changed in clinical practices?
What happens in pulmonary fibrosis?
What is perfusion limited oxygen transfer?
What is diffusion limited oxygen transfer?
What is V/Q mismatch: dead space?
What is V/Q mismatch: pulmonary shunt?
What can cause dead space V/Q mismatch?
What can cause pulmonary shunt V/Q mismatch?
How can V/Q mismatch cause hypoxia?
Explain oxygen delivery to the tissues
What is hypoxia?
What are the types of hypoxia?
What is the pathophysiology of hypoxaemic hypoxia?
