Peripheral Intravenous Cannulation: Definition and Uses
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Questions and Answers

What is the purpose of an intravenous drip?

  • To deliver oxygen to the bloodstream
  • To drain fluid from the body
  • To administer medication through an IV access device (correct)
  • To remove electrolyte imbalances
  • Which type of fluid is a commonly used crystalloid for intravenous drip?

  • Gelatin
  • Plasma
  • Sodium chloride 0.9% (correct)
  • Blood
  • What is the purpose of using a tourniquet in peripheral intravenous cannulation?

  • To make veins more visible and easier to puncture (correct)
  • To flush the cannula with normal saline
  • To sterilize the area for cannulation
  • To administer medication through the cannula
  • Which type of intravenous cannula is flexible and contains a trocar at one end?

    <p>Tow way cannula</p> Signup and view all the answers

    What should be done after observing flashback of blood in the cannula during peripheral intravenous cannulation?

    <p>Advance the needle about 4-6mm</p> Signup and view all the answers

    When should the tourniquet be released during peripheral intravenous cannulation?

    <p>After advancing the needle about 4-6mm</p> Signup and view all the answers

    What should be done after withdrawing the needle slightly during peripheral intravenous cannulation?

    <p>Decrease the angle between the needle and skin</p> Signup and view all the answers

    What should be done after securing the catheter with tape during peripheral intravenous cannulation?

    <p>Flushing the cannula with Normal Saline</p> Signup and view all the answers

    What is the purpose of the rubber tube in the infusion set?

    <p>To control the flow of fluid or blood</p> Signup and view all the answers

    Which part of the infusion set is responsible for filtering the solution?

    <p>Drop chamber</p> Signup and view all the answers

    What is the correct procedure to be performed in the medication preparation area?

    <p>Transport equipment to the patient in a safe manner</p> Signup and view all the answers

    What should be done at the patient's bedside during intravenous cannulation?

    <p>Assist patient to a comfortable position</p> Signup and view all the answers

    What are crystalloids in the context of intravenous solutions?

    <p>Aqueous solutions of mineral salts or other water-soluble molecules</p> Signup and view all the answers

    Which solution is often used for large volume fluid replacement in intravenous drips?

    <p>Ringers lactate</p> Signup and view all the answers

    What is the main difference between crystalloids and colloids in intravenous solutions?

    <p>Crystalloids contain water-soluble molecules, while colloids contain larger insoluble molecules</p> Signup and view all the answers

    When would a solution of 5% dextrose in water (D5W) be used in intravenous drips?

    <p>For correcting low blood sugar or high sodium</p> Signup and view all the answers

    Study Notes

    Intravenous Drip

    • The purpose of an intravenous drip is to administer fluids and medications directly into a vein.

    Fluids Used in Intravenous Drip

    • Commonly used crystalloid fluids include isotonic solutions like normal saline (0.9% sodium chloride) and lactated Ringer's solution.
    • Crystalloids are solutions that contain dissolved crystalline substances, like salts and sugars.
    • Crystalloids are often used for large volume fluid replacement in intravenous drips.

    Intravenous Cannulation

    • A tourniquet is used in peripheral intravenous cannulation to occlude the vein and make it more prominent for cannulation.
    • A tourniquet should be released during peripheral intravenous cannulation after the cannula is advanced into the vein.
    • A flexible intravenous cannula that contains a trocar at one end is called a scalp vein set.
    • After observing flashback of blood in the cannula during peripheral intravenous cannulation, the cannula should be advanced further into the vein.

    Securing the Cannula and Infusion Set

    • After withdrawing the needle slightly during peripheral intravenous cannulation, the cannula should be advanced further into the vein.
    • After securing the catheter with tape during peripheral intravenous cannulation, the tourniquet should be released.

    Infusion Set

    • The rubber tube in the infusion set connects the IV bag to the cannula and allows for the flow of fluids.
    • The filter in the infusion set is responsible for filtering the solution to remove any particles or contaminants.

    Medication Preparation and Administration

    • In the medication preparation area, the IV solution should be prepared according to the prescribed medication order.
    • At the patient's bedside during intravenous cannulation, the cannula should be inserted into the vein and secured in place.

    Comparison of Crystalloids and Colloids

    • The main difference between crystalloids and colloids in intravenous solutions is the molecular weight of the dissolved substances.
    • A solution of 5% dextrose in water (D5W) would be used in intravenous drips to provide hydration and electrolyte-free fluid replacement.

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    Description

    This quiz covers the definition and use of peripheral intravenous cannulation, including the purpose of a cannula and the administration of intravenous drips for fluid infusion, medication delivery, or blood transfusion.

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