Nokea
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.
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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.
The health care provider has ordered the IV to infuse at 75 mL/hr. The tubing's drop factor is 10. Calculate the gravity infusion rate. Show your work:
Correct Answer: 13 gtt/min
Rationale: Formula: (75 mL ? 10 gtt/mL) ÷ 60 min = 750 ÷ 60 = 12.5, rounded to 13 gtt/min.
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.
Which of the following rates would be considered to be a 'keep the vein open' rate?
- A. 30 mL/hr
- B. 75 mL/hr
- C. 80 mL/hr
- D. 100 mL/hr
Correct Answer: A
Rationale: A 'keep vein open' rate is typically low, around 20-30 mL/hr, to maintain patency without significant fluid delivery.
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.