Describe the mechanism of inspiration and expiration in man.

Explain inspiration and expiration in the body.

Describe the mechanism of salt tolerance in plants.

Differentiate Inspiration and expiration

during inspiration

During inspiration in humans

Describe the mechanism of dehydration of an alcohol in the presence of H_2SO_4

During inspiration ,

During inspiration ,

Assertion : The abdominal muscles are primarily involved in generating pressure gradient between the lungs and the atmosphere. Reason : The strength of inspiration and expiration can be increased by abdiminal muscles in diaphragm and intercostal muscles.

Humans can increase the strength of both inspiration & expiration with the help of