TEST BANK For Pilbeams Mechanical Ventilation 8th Edition by
Cairo| Verified Chapter's 1 - 23 | Complete
What is needed for air to flow through a tube or airway? - ANSWER:A pressure
gradient
1 mmHg is equal to? - ANSWER:1.36 cmH20
1 kPa is equal to? - ANSWER:7.5 mmHg
1 Torr is equal to? - ANSWER:1 mmHg
1 atm is equal to? - ANSWER:760 mmHg
760 mmHg is equal to? - ANSWER:1034 cmH20
The pressure in the potential space between the visceral and parietal pleurae? -
ANSWER:Intrapleural pressure
In a normal lung, what is Intrapleural pressure at the end of expiration? - ANSWER:-5
cmH20
In a normal lung, what is the Intrapleural pressure during the end of inspiration? -
ANSWER:-10 cmH20
How is the Esophageal pressure obtained? - ANSWER:By placing an Esophageal
balloon into the esophagus.
Transairway pressure (PTA) ? - ANSWER:The pressure difference between the airway
opening and the alveolus
Transthoracic pressure (Pw) ? - ANSWER:The pressure difference between the
alveolar space or lung and the bodies surface
Transpulmonary pressure (PL or PTP) ? - ANSWER:The pressure difference between
the alveolar space and the pleural space
What is measured during a breath hold maneuver during mechanical ventilation and
is a value read from the Manometer? - ANSWER:Plateau pressure (Pplat)
Transrespiratory pressure (PTR) ? - ANSWER:The pressure difference between the
airway opening and the body surface
What two forces oppose inflation of the lung? - ANSWER:Elastic forces and Frictional
forces
Cairo| Verified Chapter's 1 - 23 | Complete
What is needed for air to flow through a tube or airway? - ANSWER:A pressure
gradient
1 mmHg is equal to? - ANSWER:1.36 cmH20
1 kPa is equal to? - ANSWER:7.5 mmHg
1 Torr is equal to? - ANSWER:1 mmHg
1 atm is equal to? - ANSWER:760 mmHg
760 mmHg is equal to? - ANSWER:1034 cmH20
The pressure in the potential space between the visceral and parietal pleurae? -
ANSWER:Intrapleural pressure
In a normal lung, what is Intrapleural pressure at the end of expiration? - ANSWER:-5
cmH20
In a normal lung, what is the Intrapleural pressure during the end of inspiration? -
ANSWER:-10 cmH20
How is the Esophageal pressure obtained? - ANSWER:By placing an Esophageal
balloon into the esophagus.
Transairway pressure (PTA) ? - ANSWER:The pressure difference between the airway
opening and the alveolus
Transthoracic pressure (Pw) ? - ANSWER:The pressure difference between the
alveolar space or lung and the bodies surface
Transpulmonary pressure (PL or PTP) ? - ANSWER:The pressure difference between
the alveolar space and the pleural space
What is measured during a breath hold maneuver during mechanical ventilation and
is a value read from the Manometer? - ANSWER:Plateau pressure (Pplat)
Transrespiratory pressure (PTR) ? - ANSWER:The pressure difference between the
airway opening and the body surface
What two forces oppose inflation of the lung? - ANSWER:Elastic forces and Frictional
forces
