ATI- IV Therapy – Flashcards
Unlock all answers in this set
Unlock answersquestion
Bevel
answer
the slanted surface at the tip of a needle
question
Bifurcation
answer
division into two branches; fork
question
Butterfly Needle
answer
a small, winged-tip needle used to initiate intravenous access
question
Cannula
answer
a tube inserted into a vessel, duct, or cavity
question
Catheter Hub
answer
the "handle" of an intravenous catheter, the part that allows access to the catheter's lumen for a variety of functions, such as the injection or infusion of fluids or drugs or the introduction of a guide wire
question
Colonization
answer
implantation and growth of a micro-organism on or in a host
question
Central Venous Catheter
answer
a blood-vessel access device usually inserted into the subclavian or jugular vein with the distal tip resting in the superior vena cava just above the right atrium; used for long-term intravenous therapy or parenteral nutrition
question
Drip Chamber
answer
the portion of an intravenous administration set that lies just below the tubing insertion spike and allows visualization of the individual drops of solution being infused; the portion squeezed and released to begin the flow of solution immediately after insertion of the spike into the solution bag or bottle when preparing an intravenous infusion set
question
Drip Factor or Drop Factor
answer
the calibration or number of drops per milliliter of solution delivered for a particular drip chamber
question
Embolus
answer
a blood clot or a bolus of air developed in or introduced into a blood vessel that moves from its place of origin and is capable of obstructing blood circulation
question
Flash Chamber
answer
the portion of an over-the-needle catheter that allows observation of a blood return when the catheter enters a vein
question
Fluid-volume Deficit
answer
loss of both water and electrolytes from the extracellular fluid; also called hypovolemia
question
Heparin Lock
answer
an intravenous catheter inserted into a vein and left in place for the intermittent administration of medication through its port or as an open line for emergency situations and intermittently flushed with a heparin solution to maintain patency
question
Hypertonic
answer
referring to a solution that has a higher osmolarity than body fluids have
question
Hypotonic
answer
referring to a solution that has a lower osmolarity than body fluids have
question
Infiltration
answer
seepage or introduction of fluid, such as intravenous fluid, into the tissues surrounding a blood vessel; similar to extravasation
question
Infusion
answer
slow, intentional introduction of fluid into a vein
question
Infusion Pump
answer
device that delivers intravenous fluids via positive pressure at a specific preset rate
question
Injection Cap
answer
a rubber cap attached to the end of an intervenous catheter or extension tubing to allow access to the blood vessel for injecting fluid
question
Injection Port
answer
a small, covered, branched portion of intravenous tubing configured as a place to inject medication or fluid into the infusing solution
question
Intravascular
answer
within a blood vessel
question
Introducer Needle
answer
the needle inside an over-the-needle catheter used to pierce the wall of a vein to initiate intravenous access that is withdrawn and discarded after the catheter is properly positioned within the vein
question
Isotonic
answer
referring to a solution that has the same osmolarity as body fluids
question
Over-the-needle Catheter
answer
a plastic catheter that fits over a needle and is used to pierce the wall of a vein to initiate intravenous access
question
Patent
answer
open and unobstructed
question
Percutaneous
answer
performed through the skin
question
Peripherally Inserted Central Catheter (PICC)
answer
a catheter used for long-term intravenous access and inserted in the basilic or cephalic vein just above or below the antecubital space with the tip of the catheter resting in the superior vena cava
question
Phlebitis
answer
inflammation of a vein
question
Roller Clamp
answer
device with intravenous tubing threaded through it that acts as a valve when turned (rolled) to increase, decrease, or stop the flow of fluid through the tubing
question
Saline Lock
answer
an intravenous catheter inserted into a vein and left in place for the intermittent administration of medication through its port or as an open line for emergency situations and intermittently flushed with normal saline solution to maintain patency
question
Thrombosis
answer
the formation or presence of a stationary blood clot within a blood vessel
question
Time Tape
answer
self-adhesive, coated tape used for labeling an intravenous infusion, for example, with the time it was started
question
Transparent Dressing
answer
a protective covering often used over intravenous insertion sites to allow easy visualization of the site for signs of inflammation
question
Vascular Access Device (VAD)
answer
an umbrella term that includes a variety of catheters, cannulas, and infusion ports that allow intermittent or continuous access to a blood vessel
question
Venipuncture
answer
inserting a needle into a vein to withdraw blood samples or to establish ongoing access to a vein
question
Viscosity
answer
resistance to flow; a physical property of a substance that varies with the friction of its component molecules as they slide past one another; refers to thickness of fluid such as blood
question
Which of the following is an important nursing action when converting an IV infusion to a saline lock
answer
Flush the IV catheter to confirm patency
question
A nurse is discontinuing an IV infusion. For which of the following reasons is it important to verity and document the integrity and condition of the IV catheter
answer
a broken off catheter tip indicates the risk for an embolus
question
A nurse initiating a peripheral IV infusion punctures the skin and selected vein and observes blood return in the flashback chamber of the IV catheter. Which task should the nurse perform next
answer
Lower the catheter until it is almost flush with the skin
question
A nurse has just inserted a peripheral IV catheter for a continuous infusion. To secure the catheter, the nurse should
answer
leave the connection between the him and the tubing uncovered.
question
A nurse finds a pt's IV sire red, warm and slightly edematous. Which of the following actions should the nurse perform first?
answer
Discontinue the IV line
question
A nurse is removing an IV catheter from a patient whose IV infusion has been discontinued. Which of the following actions is appropriate?
answer
Pull the catheter straight back from the insertion site
question
A nurse has just initiated a peripheral IV infusion of 5% dextrose in water. How often should the nurse plan to replace the primary infusion tubing?
answer
Every 72 hours
question
A nurse who has just initiated an TV infusion explains to the patient that complications are possible and that she iwll monitor the infusion regularly. The nurse should teach the patient that whcih of the following is an indication of early infiltration?
answer
Coolness
question
A patient is to receive 1,00 mL of 5% dextrose in lactated Ringer's over 8 hours. Using tubing with a drop factor of 15 gtt/Ml, the nurse should regulate teh fluid to infuse at how many drops per minute?
answer
31 gtt/min
question
A patient in early stage renal failure is prescribed an infusion of 0.45% sodium chloride. This type of solution is appropriate because it
answer
Dilutes extracellular fluid and rehydrates the cells
