In physiology, intrapleural pressure refers to the pressure within the pleural cavity. Normally, the pressure within the pleural cavity is slightly less than the atmospheric pressure, which is known as negative pressure.

What is meant by intrapulmonary pressure?

Quick Reference. Pressure within the lungs. It is usually greater than intrathoracic pressure, causing the lungs to remain slightly inflated after expiration. From: intrapulmonary pressure in The Oxford Dictionary of Sports Science & Medicine »

What is the difference between intrapleural and intrapulmonary pressure?

The force exerted by gases within the alveoli is called intra-alveolar (intrapulmonary) pressure, whereas the force exerted by gases in the pleural cavity is called intrapleural pressure.