Differentiate between
A) Inspiratory and Expiratory Reserve Volume
B) Vital Capacity and Total Lung Capacity
C) Emphysema and occupational respiratory disorder

Answers (1)

A)

Inspiratory Reserve volume

Expiratory Reserve Volume

Additional volume of air a person can inspire by a forcible inspiration is called inspiratory reserve volume (IRV).

Additional volume of air a person can expire by a forced expiration is called expiratory reserve volume (ERV).

In a normal individual, IRV is about 2500 to 3000 mL

In a normal human, ERV is about 1000 to 1100 mL.

 

B)

Vital capacity

Total Lung Capacity

The maximum volume of the air one can breathe after a forceful expiration, is called Vital Capacity.

The total volume of air in lungs at the end of a forced inspiration is called Total Lung Capacity.

 

C)

Emphysema

Occupational Respiratory disorder

Alveoli walls are damaged in emphysema

any other part of the respiratory system is damaged in occupational respiratory disorder

Caused due to smoking

Caused due to fine particles generated

 

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