Which of the following statements is incorrect regarding the human lungs?
- AThey are situated in an airtight chamber.
- BThey are located in the thoracic cavity.
- CWe can directly alter the volume of the lungs.
- DThe lungs are covered by a double-layered pleura.
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Similar Questions
Select the correct process that occurs during inspiration (inhalation):
$(a)$ Contraction of the diaphragm
$(b)$ Contraction of external intercostal muscles
$(c)$ Decrease in pulmonary volume
$(d)$ Increase in intra-pulmonary pressure
$(a)$ Contraction of the diaphragm
$(b)$ Contraction of external intercostal muscles
$(c)$ Decrease in pulmonary volume
$(d)$ Increase in intra-pulmonary pressure
Medium
View SolutionIf a person breathes with maximal effort but with his nose and mouth closed,the alveolar pressure can be decreased to as low as
Difficult
View SolutionWhich of the following activities does not take place during pulmonary respiration in amphibians (e.g.,frogs)?
Medium
View SolutionExplain the process of inspiration under normal conditions.
Medium
View SolutionAssertion : Inspiration occurs due to muscular relaxation.
Reason : During inspiration,the diaphragm and external intercostal muscle contract simultaneously.
Reason : During inspiration,the diaphragm and external intercostal muscle contract simultaneously.
MediumAIIMS 2012
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