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15 Cards in this Set
- Front
- Back
- 3rd side (hint)
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OHM's Law |
Volatage = Current (I) x Resistance (R) |
Current (I) = V/R Resistance (R) = V/I |
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Derived from RBC Histogram |
MCV & RDW |
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Derived from Platelet Histogram |
MPV & PDW |
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Three-part Differential |
1. Lymphocytes 2. Monocytes 3. Granulocytes |
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5-Part Differential |
1. Basophils 2. Eos 3. Neutro 4. Lympho 5. Mono |
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The size & number of volatage pulse is _______________ to Cell Size |
Directly Proportional |
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Automated Cell Counter: Dilution |
RBC: 1:50,000 WBC: 1:500 |
Manual: RBC: 1:100 WBC: 1:20 |
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RBC Histogram Shift to the Left = Shift to the Right = |
Inc Microcytes Inc Macrocytes |
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Directly Measured values in Automated Cell Counter: |
1. RBC 2. WBC 3. Hgb |
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Best time to measure Platelet Volume |
1-3 Hrs (Brown, Henry) 1-4 Hrs (Turgeon) After obtaining Blood Sample |
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Computed Values in Automated Instruments |
1. Hct 2. MCH 3. MCHC |
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Blood Cells create forward & side light scatters which are detected by photodetectors |
Optical Light Scattering |
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The Forward Light Scatter measures |
Cell Size |
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The Side Light Scatter measures |
Cell Granularity |
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Blood cells are non-conductors of electricity, they create impedance or resistance of current when passed in solution that conduct electricity
2 Electrodes |
Electrical Impedance |
Coulter |
