Nokea
The health care provider has ordered the IV to infuse at 30 mL/hr. The tubing's drop factor is 60. Calculate the gravity infusion rate.
Correct Answer: 30 gtt/min
Rationale: Formula: (30 mL ? 60 gtt/mL) ÷ 60 min = 1800 ÷ 60 = 30 gtt/min.
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The interaction between the two drugs that causes a change in the activity or components of one or more of the drugs is known as a
- A. Synergism
- B. Drug interaction
- C. Antagonism
- D. Precipitation
Correct Answer: B
Rationale: A drug interaction occurs when one drug alters the effect or composition of another, potentially affecting efficacy or safety.
Another term for blood clot is
- A. Embolus
- B. Thrombus
- C. Plaque
- D. Hematoma
Correct Answer: B
Rationale: A thrombus is a stationary blood clot formed within a blood vessel.
Match each IV fluid with the appropriate term that accurately describes the solution's tonicity: D5\%NS
- A. Isotonic
- B. Hypotonic
- C. Hypertonic
Correct Answer: C
Rationale: D5%NS is hypertonic due to added dextrose, increasing osmolarity above plasma.
The plastic projection that provides a place for your fingers to push the piercing pin into the solution bag port without contaminating the sterile piercing pin is known as the
- A. Flange
- B. Spike
- C. Clamp
- D. Port
Correct Answer: A
Rationale: The flange is a plastic projection on IV tubing that allows sterile insertion of the piercing pin.
The IVPB is to infuse over 30 minutes. The PB solution bag is 50 mL. The tubing's drop factor is 12. Calculate the gravity infusion rate. Show your work.
Correct Answer: 20 gtt/min
Rationale: Formula: (50 mL ? 12 gtt/mL) ÷ 30 min = 600 ÷ 30 = 20 gtt/min.