Intrapleural Pressure during forceful expiration is
Correct Answer: + 20 mm Hg
Description: Intrapleural Pressure: (ITP) / Intrathoracic Pressure
It is the pressure within pleural space (space between visceral and parietal pleura)
At beginning of inspiration = -2.5 mm Hg / - 5 cm H2O
At end of inspiration = - 6.0 mm Hg / - 10 cm H2O
At end of expiration = - 2.5 mm Hg / - 5 cm H2O
Forceful inspiration = - 20 mm Hg
Forceful expiration = + 20 to + 30 mm Hg
Category:
Physiology
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