I posted this in the everyones forum and got no replies so I am reposting it. I have a few questions. Any replies will be greatly appreciated. 1. how does CO shift the hemoglobin curve? 2. how does CO lead to lipid peroxidation? 3. how will in CO poisioning will bolld gas PO2 may be normal? 4. What is the difference b/w pulse and Heart Rate? If anyone can help me out, it will be greately appreciated. thank you.