Aerial O2 content is reduced in one of the following
the anemic type, in which the amount of functional hemoglobin is too small, and hence the capacity of the blood to carry oxygen is too low Ref: guyton and hall textbook of medical physiology 12 edition page number: 353,354,355
Stagnant hypoxia
Anemic hypoxia
Histotoxic hypoxia
Ischemic hypoxia
Respiratory system