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chapter52 Hemotology
tubes, and terms
| Question | Answer |
|---|---|
| normocytic | normal size cell |
| macrocytic | larger than normal cell |
| microcytic | small than normal cell |
| anisocytosis | marked variation in size of the cell |
| poikilocytosis | RBCs show marked variations in shape |
| normochromic | proper amount of hgb |
| hpochromic | not enought hgb-pale central area |
| most common type of anemia? | iron deficiency anemia |
| ESR is elevated when? | infection, tissue destruction, inflammatory disease |
| phlebotomy | process of collecting blood or "bloodletting" as a therapeutic measure. |
| phlebotomist | person trained to obtain blood specimens by venipuncture and capillary puncture techniques. |
| Number one rule for phlebotomist? | provide high quality care to patient. |
| systemic cirulation | blood flow from the heart to tissue capilaries and back to the heart. |
| pulmonary cirulation | blood flow from the heart to lung capillaries and abck to the heart. |
| oxygen poor blood enters? | right side of the heart |
| oxygen rich blood enters? | left side of the heart. |
| what is capillary puncture? | skin puncture in both adults and infants when need of small sample of blood. |
| arterioles | small, tiny arteries |
| venules | small tiny veins |
| sites for capillary punture | fingers- fleshy surface of the distal segment of third finger or fourth finger |
| most common needle gauges | 23,22,21, and 20 |
| preferred choice of venipuncture? | AC fossa |
| Can you draw blood from same side at IV? | yes, IV must be turned off 10 min prior and above site. |
| light yellow | ACD additive, FUO testing. |
| light blue | Sodium citrate, PT PTT, bleeding disorder testing |
| red | no additive, chemistry , blood banking testing. |
| gold/marble, red/ gray | SST, Chemistry, thyroid testing. |
| green | Lithium heparin, thyroid profile and stat chem testing |
| lavender | EDTA, CBC, Hgb testing |
| Grey | potassium oxalate, glucose, blood alchole testing. |
| neutrophil | increase in appendicities and other disease process |
| basophil | large blue granules in cells cytoplasm |
| eosinophil | large red granules in cells cytoplasm |
| monocytes | phagocytosis to clean up |
| lymphocytes | destruction of viruses and immune response |
| What is the purpose of blood? | supply nutrients and oxygen to all cells, remove waste products and fight infection. |
| Hematopoiesis | formation of blood cells in bone marrow. |
| hemoglobin | Hgb |
| hematocrit | Hct |
| white blood cell | WBC |
| red blood cell | RBC |
| What is the most frequently ordered test? | CBC- complete blood count. |
| erythropoetin | hormone which triggers production of new RBCs |
| hemoglobinopathies | several forms of abnormal hemoglolbin responsible for group of diseases. |
| hypochromis | lack of hemoglobin |
| hemactometer | precisely etched glass slid used as a counting chamber for blood cells. |
| ESR- erthrocyte sedimentation rate | m/m of how far RBCs in a smaple fall in one hour. |
| function of WBC | body defense |
| function of RBC | transport of oxygen and carbon dioxide |
| function of Platelet | stoppage of bleeding |
| What are the formed cellular elements of blood? | WBC, RBC, and Platelet |
| What is plasma? | liquid portion of whole blood that remains after blood has clotted. |
Created by:
jasra
on 2010-01-07