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chapter 10
chap 10 def
Question | Answer |
---|---|
osmotic pressure | a characteristic of a solution determined by the number of dissolved particles in it |
pyrogens | chemicals produced by microorganisms that can cause pyretic reactions (fever) in patients |
lyophilized | freeze dried |
ready to mix | a specially designed minibag by which a drug is put into the svp just prior to administration |
dialysis | movement of particles in a solution through permeable membranes |
irrigation solution | a large volume splash solution used during surgical or urologic procedures to bathe and moisten body tissues |
osmosis | the action in which a drug in a higher concentration solution passes through a permeable to a lower concentration solution |
peritoneal dialysis solution | a solution placed in and emptied from the peritoneal cavity to remove toxic substances |
total nutrient admixture (TNA) solution | a TPN solution that contains intravenous fat emulsion |
total parenteral nutrition (TPN) solution | a complexed solution with two base solutions (amino acids and dextrose) and additional micronutrients |
heparin lock | an administration device used when a primary LVP solution is not available |
piggybacks | small volume solutions connected to an LVP |
HEPA filter | a high efficiency particulate air filter |
horizontal airflow workstation | a laminar flow workstation with horizontal airflow across he work area |
laminar flow | continuous movement at a uniform rate in one direction |
primary and secondary engineering control (PEC, SEC) | a device or room that provides appropriate air quality when compounding CSPs |
vertical airflow workstation | a laminar flow workstation with vertical airflow across the work area |
zone of turbulence | an area of blocked airflow in a laminar airflow workstation |
coring | when a needle damages the rubber closure of a parental container causing fragments of the closure to fall into the container and contaminate its contents |
ampules | sealed glass containers with an elongated neck that must be snapped off before use |
bevel | an angled surface at the top of a needle |
gauge | a measurement with needles: the higher the gauge, the smaller the lumen |
bub | the part of the needle that attaches to the syringe |
lumen | the hollow center of a needle |