A healthy person at rest takes in and expels about 500ml of air in one respiratory cycle, called the tidal volume. If one takes in a very deep breath, it…
Category: Health
Covid-19 and Hypoxia
Hypoxia is a deficiency of oxygen in tissues. the term is usually confused with anoxia which means a complete absence of oxygen in tissues. Hypoxia deprives the tissues an essential…
Oxygen Poisoning and Home-made Ventilators for Covid-19
Breathing pure oxygen at atmospheric pressure does not present any problems unless it is continued for several hours. Under these conditions, there is there is only a slight increase in…