PULMONARY VOLUMES & CAPACITIES
I. PULMONARY VOLUME
Volume of air in the lungs.
Tidal volume (TV): The volume of air inspired or expired involuntarily in each normal breath. It is about 500 ml of air in average young adult man.
Inspiratory Reserve volume (IRV): It is about 3000 ml.
Expiratory Reserve Volume (ERV): It is about 1200 ml
II. PULMONARY CAPACITIES
Combination of two or more pulmonary volumes.
Total lung capacity (TLC): TV + IRV + RV + ERV. It is about 5800 ml.
RESPIRATORY DISORDERS
COPD: Chronic Obstructive Pulmonary Disease which includes Emphysema, chronic bronchitis and Asthma.
Tuberculosis: A bacterial disease caused by Mycobacterium tuberculosis.
I. PULMONARY VOLUME
Volume of air in the lungs.
Tidal volume (TV): The volume of air inspired or expired involuntarily in each normal breath. It is about 500 ml of air in average young adult man.
Inspiratory Reserve volume (IRV): It is about 3000 ml.
Expiratory Reserve Volume (ERV): It is about 1200 ml
II. PULMONARY CAPACITIES
Combination of two or more pulmonary volumes.
Total lung capacity (TLC): TV + IRV + RV + ERV. It is about 5800 ml.
RESPIRATORY DISORDERS
COPD: Chronic Obstructive Pulmonary Disease which includes Emphysema, chronic bronchitis and Asthma.
Tuberculosis: A bacterial disease caused by Mycobacterium tuberculosis.
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