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Chapter 9 Key terms
| Question | Answer |
|---|---|
| hematoma | reddened, swollen area where blood collects under the skin |
| hemoconcentration | An increase in the ratio of formed elements to plasma caused by leaving the tourniquet on too long or too tight. hemoconcentration can alter test results. |
| hemolysis | can occur if the tourniquet is too tight or is left on too long. Destruction of RBC's can alter test results |
| palpation | To feel for the veins with your fingers. |
| petechiae | Small red spots on the skin, caused by a too tight tourniquet |
| requisition | A standardized form with requests for the tests coming from the doctor requesting them. |