Nokea
Which of the following should be assessed prior to initiating an IV?
- A. Toughness of the patient's skin
- B. Purpose of the IV
- C. If the patient is allergic to tape, latex, or iodine
- D. The patient's white blood cell count results
Correct Answer: B,C
Rationale: Knowing the IV's purpose ensures appropriate site and solution selection, and allergies prevent adverse reactions.
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Match each IV fluid with the appropriate term that accurately describes the solution's tonicity: Normosol R
- A. Isotonic
- B. Hypotonic
- C. Hypertonic
Correct Answer: A
Rationale: Normosol R is isotonic, designed to match plasma osmolarity.
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.
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.
__ refers to a type of medication that causes blistering, necrosis, and sloughing of tissue when allowed to enter the subcutaneous tissue.
- A. Vesicant
- B. Non-vesicant
- C. Isotonic
- D. Hypertonic
Correct Answer: A
Rationale: Vesicant medications cause severe tissue damage, including blistering and necrosis, if they leak into subcutaneous tissue.
Match each IV fluid with the appropriate term that accurately describes the solution's tonicity: D5W
- A. Isotonic
- B. Hypotonic
- C. Hypertonic
Correct Answer: B
Rationale: D5W is initially isotonic but becomes hypotonic as dextrose is metabolized, causing fluid to enter cells.