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O2 Air & Blood
Description of Inspired/Expired Air, Arteries, Veins & Capillaries & Bleeding
| Question | Answer |
|---|---|
| How much Oxygen (O2) is in Inspired air? | 21% |
| How much Oxygen (O2) isn in Expired air? | 16% (this is what the patient gets through CPR) Each time you breathe you use 5% of inspired Oxygen - 21 minus 5 is 16!) |
| What do Arteries do? | Carry Oxygenated blood FROM the heart |
| What do Veins do? | Carry Deoxygenated blood TO the heart |
| What are Capillaries? | They link the Arteries & Veins |
| What type of bleeding do you get from Arteries? | BRIGHT red - in spurts |
| What type of bleeding do you get from Veins | DARK red - constant |
| What type of bleeding do you get from Capillaries? | Slight bleeding/oozing |
| How are you able to assess Internal Bleeding? | You are unable to assess Internal Bleeding |
| How are you able to assess External Bleeding? | Bleeding will be visible |