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Definition
| The probability that a test will be negative in the presence of a disease. This is a measure of how well a test detects a disease without yielding a false positive. |
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| The probability that a test will be positive in the presence of a disease. This is the degree that a test detects a disease without yielding a false negative. |
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| What are ABG tests used for? |
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Definition
| They are used for determining acid-base balances, as well as oxygenation of arterial blood. This helps determine metabolic and respiratory normal and abnormal states (such as acidosis or alkalosis) |
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Definition
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| CO2 is indicative of an acid. As the CO2 level increases, you would expect the pH to: |
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Definition
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| HCO3- is the bicarbonate ion, and is considered a base. As the HCO3- increases, you would expect the pH to: |
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Definition
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Term
| Which electrolyte is the primary intracellular cation? |
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Definition
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| Normal serum potassium levels are: |
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Definition
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| What is the primary extra cellular cation? |
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Definition
| This value is used to assess the metabolic component of acid-base imbalances. It is the amount of base required to titrate the pH of one liter of blood to normal pH. |
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| Normal base excess values are: |
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Definition
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Term
| In arterial blood, the partial pressure of O2 is the PaO2, and has a normal range of: |
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| SPO2 is a measure of the bound hemoglobin in the blood, with normal values of: |
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| While evaluating the CBC of a patient, you expect their normal WBC (white blood cell count) to be: |
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| What would you expect normal hemoglobin levels to be? |
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Definition
Adult:
Male: 14 - 18 g/dL
Female: 12 - 16 g/dL
Pediatric: 11 - 16 g/dL
Neonate: 10.7 - 17.1 g/dL |
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Term
| Normal hematocrit values are: |
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Definition
Adult:
Male: 40 - 54%
Female: 36.- 46%
Pediatric: 32 - 45%
Neonate: 33 - 55% |
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| The rule of threes applies to what? |
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Definition
The normal ratio of values for RBC count, hemoglobin, and hematocrit. Typically:
RBC: 5. Hemoglobin: 15. Hematocrit: 45 |
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| Normal platelet values would be: |
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Definition
| 150,000 - 400,000 microliters |
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Term
| PT (prothrombin time) is a measure of anti-coagulation therapies like Coumadin, and while values can vary widely from lab to lab, normal values are: |
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Definition
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| PTT (partial thromboplastin time) measures the effectiveness of clotting factors, such as during heparin therapy. Normal values are: |
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Definition
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| BUN is a measure of renal function and hydration status, and measures the amount of urea nitrogen in the blood. Normal values are: |
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Definition
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| Creatinine values are a measure of protein metabolism, and is a good measure of renal function. Normal values are: |
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Definition
Male: 0.6 - 1.4 mg/dL
Female: 0.6 - 1.1 mg/dL |
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| BUN/creatinine ratio measures renal failure. The normal ratio is _______, and an increase in this ratio indicates that renal failure is present. |
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Definition
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| BG, or the measure of serum glucose levels has normal ranges of: |
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Definition
Neonate: 40-65 mg/dL
Child: 60-85 mg/dL
Adult: 60-89 mg/dL |
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Term
| Calcium (Ca++) is an electrolyte that aids in neuro transmission, muscle contraction, and heart function. Normal serum levels are: |
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| Creatinine phosphokinase (CPK) levels are often seen elevated in the presence of an MI. The normal values for CPK are: |
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Definition
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| Troponin I is the primary indicator for myocardial injury, and usually takes several hours to show in blood test. Normal values are: |
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Definition
| Less than 0.2 to less than 1.0 ng/mL |
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| Myoglobin levels increase after muscle injury. Normal values for myoglobin are: |
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Definition
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Term
| International normalization ratio (INR) has a normal value of: |
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