Spirometry is a non-invasive test used to assess lung function, It measures how much air a person can inhale and exhale, as well as how quickly they can exhale, The test is performed using...
Global ventilation of the lungs is expressed as the minute volume, normally around 4L/min, This is affected by multiple factors, most notably pregnancy, PaCO2, PaO2, pH, body temperature, exercise, and blood pressure, Global perfusion...
The lungs can be expanded & contracted in two ways; By downward and upward movement of the diaphragm to lengthen or shorten. By elevation and depression of the ribs to increase and decrease the...
The human body contains a system that is responsible for the extraction of oxygen from the air and then transfers it to the blood, then to the cells of the body, this system is...