Least (A-V )O2 difference is seen in
Correct Answer: Histotoxic hypoxia
Description: Histotoxic hypoxia Cause Decreased ability of cell to use O2 Examples Cyanide poisoning PaO2 Normal Hb content Normal Aerial O2 content or %O2 saturation Normal A-V PO2 difference Decreased Peripheral chemoreceptor stimulation Present (toxin prevents chemoreceptor to use oxygen) Cyanosis Present
Category:
Physiology
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