Term
| What is the biological fluid most routinely analyzed in the clinical laboratory? |
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Definition
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Term
| Which metabolic substances in the blood are most routinely assessed in the clinical chemistry area? |
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Definition
proteins
urea nitrogen
glucose
creatinine
sodium
carbon dioxide
chloride
cholesterol |
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Term
| What are the cellular components of blood? |
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Definition
red blood cells
white blood cells
platelets |
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Term
| When whole blood coagulates _____ forms a clot and the remaining liquid is called _____. |
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Definition
1. cellular components, coagulation proteins (fibrinogen)
2. serum |
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Term
| The liquid collected from anti-coagulated blood is called _____ and contains _____. |
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Definition
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Term
| A relative centrifugal force (RCF) of _____ x g (gravities) for 10 minutes is adequate for separation of most blood samples. |
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Definition
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Term
| _____ is the most routinely analyzed specimen in the clinical laboratory. |
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Definition
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Term
| Why is serum preferred over plasma? |
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Definition
| There is no interference from an anticoagulant and it does not contain fibrinogen which can often plug up tubing on analytical instruments. |
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Term
| Which information must be transcribed onto laboratory records? |
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Definition
the patient's name
hospital identification number
patient's location
the date the test was ordered
the date and time the specimen was procured
initials of the person who took the sample
the name of the attending/requesting physician |
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Term
| Laboratory records are also _____ records and should be treated as such. |
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Definition
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Term
| If an error is made while using pen and paper: |
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Definition
| a single line should be carefully drawn through the incorrect information and the correct information clearly indicated. |
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Term
| An analytical result should be accompanied by information indicating: |
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Definition
the laboratory's reference range for that analyte
the date performed
the initials of the laboratorian performing each analysis
the initials of the laboratorian reporting the result |
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Term
| When a critical result is obtained: |
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Definition
| The test should be repeated and the physician should immediately be called by phone. |
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Term
| The label on laboratory reagents should be clearly printed with: |
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Definition
the name and concentration of the reagent
date made
initials of the laboratorian preparing
expiration date
warning for the presence of any hazard
date the reagent was opened and received |
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Term
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Definition
| TOXIC. Substances which can cause death or serious illness if inhaled, ingested, or absorbed through the skin. |
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Term
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Definition
| Substances which give off electromagnetic radiation resulting for isotopes with an unstable nuclear arrangement. |
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Term
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Definition
| Acids or bases that can cause first, second, or third degree burns 24 hours after contact. |
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Term
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Definition
| Materials that usually contain or can contribute available oxygen to react with reducing materials resulting in a release of energy leading to an ignition or explosion. |
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Term
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Definition
| These materials are closely related to oxidizers and can undergo a rapid reaction which results in the production of heat and/or violent expansion of gasses. |
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Term
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Definition
| Includes combustible and flammable liquids or solids, and compressed gasses. |
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Term
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Definition
| Material or mixture which has a container pressure greater than 40 psi at 70F, or an absolute pressure of greater than 104 psi at 130F, or both; or any flammable liquid that has a vapor pressure exceeding 40 psi at 100F. |
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Term
| All biological material should be treated as if: |
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Definition
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Term
| _____, an explosive material under certain conditions, should always be kept with 20% water added to it because dried _____ is extremely sensitive to shock. |
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Definition
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Term
| When a _____ occurs, _____ should initially be given to any personnel in the area. |
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Definition
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Term
| Universal Precautions provides a basis for the protection of the _____ from biohazards. |
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Definition
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Term
| Do not _____ from one tube to another. |
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Definition
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Term
| Analytical balances are accurate to _____. |
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Definition
| .001g / a thousandth of a gram |
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Term
| Triple beam balances are accurate to _____. |
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Definition
| .1g / one tenth of a gram |
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Term
| Weighing by substitution results because the total of the weights removed corresponds to: |
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Definition
| the weight of the object which replaces them at balance. |
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Term
| A weighing container can be placed on the weighing pan and a lever or button pushed to set the instrument to read: |
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Definition
| zero with the "tare" weight. |
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