In the expiration condition,the diaphragm becomes
- ACircular
- BRelaxed
- CFully contracted
- DExpanded
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Similar Questions
During respiration,if the volume of the thoracic cavity of a rabbit is maximum,then:
Medium
View SolutionExplain the mechanism of expiration.
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View SolutionGiven below are events occurring during inspiration. Select the correct order of sequence from the options given below.
$(I)$ Air from atmosphere rushes into lungs.
$(II)$ Thoracic volume increases.
$(III)$ Intercostal muscles contract and ribs along with sternum move upward and outward.
$(IV)$ Diaphragm becomes flat and goes downwards.
$(I)$ Air from atmosphere rushes into lungs.
$(II)$ Thoracic volume increases.
$(III)$ Intercostal muscles contract and ribs along with sternum move upward and outward.
$(IV)$ Diaphragm becomes flat and goes downwards.
Breathing involves ...$A$... during which atmospheric air is drawn in and ...$B$... by which the alveolar air is released out.
Choose the correct option for $A$ and $B$ to complete the given $NCERT$ statement.
Choose the correct option for $A$ and $B$ to complete the given $NCERT$ statement.
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View SolutionWhich muscles are involved during forced breathing?
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