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Q&A Blood
lecture
| Question | Answer |
|---|---|
| bioconcave formed elements | reticulocytes |
| proper name for wbc's | granulocytes & agranulocytes |
| define differential | % of wbc's |
| lymphocytes are responsible for ? | immunity |
| how many wbc's in cubic ml of blood | 5,000-10,000 wbc's/ml |
| define hematocrit | % of total blood volume occupied by rbc's |
| job of phagocyte | specialized cells that perform phagocytosis |
| what is plasma? | 91.5% water, 8.5% solutes/ the liquid matrix of blood that dissolves & suspends various cells and fragments |
| which formed elements are anti-inflammatory | eosinopohils |
| which formed element promote imflammation by releasing histamine? | basophils |
| the normal range of hematocrit for adult female & males | female=42%, male=47% |
| what are most numerous of formed elements? | rbc's |
| plasma constitutes _% of blood | 55% |
| of formed elements, wbc's and platelets make up _% | 1% |
| process by which the formed elements of blood develop is termed | hemopoiesis |
| what determines blood type? | antigens present on rbc's |
| formed elements that promote clotting | platelets |