Breathing and Exchange of GasesHard
Question
Lungs do not collapse between breaths and someair always remains in the lungs which can never be expelled because
Options
A.
There is a negative pressure in the lungs
B.
There is a negative intrapleural pressure pulling at the lung walls
C.
There is a positive intrapleural pressure
D.
Pressure in the lungs is higher than the atmospheric pressure
Solution
Lungs do not collapse between breaths and some air always remains in the lung which can never be expelled because there is a negative intrapleural
Create a free account to view solution
View Solution FreeMore Breathing and Exchange of Gases Questions
The haemoglobin of a human foetus...Gaseous exchange between blood and alveolar air across respiratory membrane occurs by:...In mammals the body cavity is partitioned into thoracic and abdominal parts of...If the level of carboxyhaemoglobin in blood reaches upto .... the functioning of central nervous system is severely affe...Asphyxia occurs due to...