Nokea
Name four of the most commonly used veins for IV initiation.
- A. Cephalic, basilic, median cubital, radial
- B. Cephalic, basilic, median cubital, dorsal hand veins
- C. Brachial, radial, ulnar, saphenous
- D. Femoral, jugular, subclavian, cephalic
Correct Answer: B
Rationale: Cephalic, basilic, median cubital, and dorsal hand veins are large, accessible, and commonly used for IV placement.
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The IVPB is to infuse over 20 minutes. The PB solution bag is 100 mL. The tubing's drop factor is 20. Calculate the gravity infusion rate.
Correct Answer: 100 gtt/min
Rationale: Formula: (100 mL ? 20 gtt/mL) ÷ 20 min = 2000 ÷ 20 = 100 gtt/min.
Match each IV fluid with the appropriate term that accurately describes the solution's tonicity: D51/2NS
- A. Isotonic
- B. Hypotonic
- C. Hypertonic
Correct Answer: C
Rationale: D5 1/2 NS is hypertonic due to dextrose and sodium content, drawing fluid from cells.
What is the term for removing air from the IV tubing?
- A. Flushing
- B. Priming
- C. Purging
- D. Venting
Correct Answer: B
Rationale: Priming the IV tubing removes air to prevent air embolism during infusion.
Before you can safely administer IV medications, there are several things that you must know including
- A. If the patient has ever had IV medications before.
- B. The patient's medication allergies.
- C. The patient's disease or condition.
- D. Sterile technique.
Correct Answer: B,C,D
Rationale: Knowing the patient's allergies prevents adverse reactions, understanding their condition ensures appropriate treatment, and sterile technique prevents infections.
How does an intermittent prn lock differ from a traditional IV site?
- A. The prn lock is used for continual infusion of IV fluids or medications.
- B. The patient with a prn lock must be stuck each time medication needs to be administered.
- C. The prn lock provides subcutaneous access rather than IV access.
- D. The prn lock allows for intermittent infusion of IV fluids or medications without requiring a continual infusion of fluids.
Correct Answer: D
Rationale: A prn lock (saline lock) allows intermittent access without continuous infusion, unlike traditional IVs that often run fluids continuously.