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25 Cards in this Set
- Front
- Back
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Most insulin syringes are labeled how?
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U-100s (100units per 1 ml)
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The tuberculin syringe has what?
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a long, thin barrel with a preattached thin needle
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The tuberculin syringe is calibrated how?
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in sixteenths of a minim and hundredths of a milliliter and has a capacity of 1 ml
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Parts of a needle
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the hub, which fits onto the tip of a syringe; the shaft, which connects to the hub; and the bevel, or slanted tip
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The tip of a needle or the bevel is always ___?
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slanted
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What does the bevel do?
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creates a narrow slit when injected into tissue
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A short beveled tip is used for?
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IV injections because it is not easily occluded against the inside of a blood vessel wall.
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A long beveled tip is used for?
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These tips are sharper and narrower, which minimizes discomfort when entering tissue used for sub-Q or IM injections
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Needle length comes in what sizes?
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1/4 to 3 inches
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How do you determine the size of needle to use on a client?
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Size, weight, and type of tissue into which the medication is to be injected.
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A child or slender adult usually require what type of needle?
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shorter
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Size of needle for IM injections
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1 to 1 1/2 inches
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Size of needle for sub-Q injections
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3/8 to 5/8 inch
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Needle diameter is measured how?
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gauge
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As the gauge becomes smaller, the needle diameter becomes ___?
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larger
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The selection of a gauge depends on what?
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viscosity of fluid to be injected or infused
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An IM injection usually requires an ___ to ___ gauge needle
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18 to 27 gauge
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Sub-Q injections usually require what size gauge?
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25 gauge
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A 26 gauge is unsed for what kind of injection?
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Intradermal injection
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Preparing Injection from an ample
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Single dose
Size: 1 ml to 10 ml or more Made of glass and must be snapped to access medication Ring around neck means prescored |
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Aspiration of the medication into a syringe is completed by what?
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a filter needle to prevent small glass fragments from entering the syringe.
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Preparing injection from a vial
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Single dose or multiple dose
Rubber seal Closed system-air must be injected into to permit easy withdrawal Comes in dry or liquid forms Medication is unstable when packaged dry Vial label specifies the solvent or diluent used to dissolve the medication and the amount of diluent needed to prepare a desired medication concentration. |
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Commonly used to dilute or dissolve medication in vials
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normal saline or sterile water
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When mixing medication, what is the procedure?
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Inject the diluent into the vial in the same manner as injecting air into the vial. Most powders dissolve easily but, it may take rolling the vial between the hands to dissolve. After mixing, the nurse puts the date and time of mixing and the concentration of medication per milliliter
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3 things that must be followed when mixing two vials
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1. Do not contaminate one medication with another.
2. Ensure the final dose is accurate. 3. Maintain aseptic technique |
