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What is Hypoxic hypoxia is seen in and explain in detail?
Type of hypoxia Features Examples Hypoxic hypoxia Occur when enough oxygen is not present in the air / when decreasing atmospheric pressure prevents diffusion of oxygen from lungs to blood stream High altitudes COPD AV shunt etc Anemic hypoxia Haemoglobin available to carry oxygen is reduced Anemia Non-functional Hb - Co poisoning; Met-Hb etc Stagnant hypoxia Decreased/ sluggish blood flow to tissues resulting in inadequate oxygen supply Ischemia/ congestion Histotoxic hypoxia Oxygen delivered to tissues is normal but tissues can't utilize oxygen. Cyanide poisoning