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Med Surg - Blood d/o
blood disorders
| Question | Answer |
|---|---|
| blood is about what percent body weight? | 8% |
| how much blood is typically in the system | 5-6 L |
| blood is approximately __% H2O | 90 |
| normal HCT level | 36-49% |
| plasma= | whole blood - formed elements |
| serum = | plasma - fibrinogen |
| normal hemoglobin | 12-18 g/dL |
| poikilocytosis- | variable shape of blood cells |
| polycythemia- | inc in number of elements in blood |
| anisocytosis | varying size of red blood cells |
| leukopenia | decrease in WBC count |
| accumulation of excessive blood within the blood vessels of an organ or tissue | congestion |
| localized region of necrosis caused by reduced arterial perfusion | infarction |
| hypovolemic shock | hemmorhage, dehydration |
| cardiogenic shock | arrhythmia, acute MI, cardiomyopathy |
| Should not start exercise if resting SBP > __ or resting DBP > __ | 200; 110 |
| normal response for SBP is to | rise 7-10 mmhg/MET |
| normal response for DBP | no change or slight decrease |
| normal resting RR | 12-20 |
| if RR is __ do not start exercise | >45 |
| do not start exercise if pulse oximetry is __ | <90 |