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diagnostic testing
ch 45 diagnostic testing
| Question | Answer |
|---|---|
| ensures that both the equipment and reagents are working properly so you can provide accurate results | quality control |
| at the beginning of each day and when a new bottle of reagent is opened, you should do what? | perform controls |
| quality control data must be _________ in a log book | documented |
| hemoglobin and hematocrit are a portion of what blood test? | CBC |
| what lab department tests a hemoglobin and hematocrit | hematology |
| H+H can be obtained through a | capillary puncture |
| hematocrit can be tested on either | capillary or venous blood |
| primary function of hemoglobin | to transport oxygen to the cells |
| normal hemoglobin range for males | 14-18g/dL |
| normal hemoglobin range for females | 12-16g/dL |
| why are females slightly lower than males? | menstrual cycle |
| hematocrit screens for | anemia |
| hematocrit can be done from what kind of blood sample | capillary |
| the capillary sample for a hematocrit is collected in a | small glass tube |
| capillary tube is placed in a centrifuge and spun 3-5 minutes to separate all the components is what test? | microhematocrit |
| hematocrit normal range for males | 40-54% |
| hematocrit normal range for females | 37-47% |
| middle layer of the hematocrit tube that is composed of leukocytes and platelets | buffy coat |
| when the bone marrow produces too many RBC's it is called | polycythemia |
| normal RBC range males | 4.5-6.0 |
| normal RBC range females | 4.0-5.5 |
| normal range for platelets | 150,000-400,000 |
| normal range for WBC's | 3,500-11,000 |
| when studying the size and shape of a cell it is referring to | morphology |
| what must be used to differentiate WBC's on a slide | wright stain |
| before capillary or venipuncture, you clean the site with | alcohol |
| depth of lancet | 2mm |
| the primary function of WBC's | to fight infection |
| WBC differential includes | neutrophils,eosinophils,basophils,monocytes and lymphocytes |