The effects of lung disease Flashcards
What is tidal volume?
The effects of lung disease
Volume of air in each breath
What is ventilation rate?
The effects of lung disease
Number of breaths per minute
What is forced expiratory volume?
The effects of lung disease
Maximum volume of air that can breathed out in 1 second
What is forced vital capacity?
The effects of lung disease
Maximum volume of air it is possible to breathe forcefully out of the lungs after a really deep breath in
What are the effects of lung diseases on gas exchange?
The effects of lung disease
TB, fibrosis, asthma and emphysema all reduce rate of gas echange in alveoli
Less oxygen is able to diffuse into bloodstream, body cells recieve less oxygen and rate of aerobic respiration is reduced
Means less energy is released and sufferers often feel tired and weak
