18 Questions
What is the primary reason for performing arterial puncture?
To obtain blood for Arterial Blood Gas (ABG) testing
Which of the following is NOT a criterion for site selection in arterial puncture?
Presence of inflammation in close proximity
Which artery has a higher risk of puncturing the adjacent vein during arterial puncture?
Brachial Artery
What is the normal range for pH in an Arterial Blood Gas (ABG) test?
7.35 to 7.45
Who can perform arterial puncture?
Respiratory Therapists, Licensed Physicians, and Medical Technologists
What is the advantage of using the radial artery for arterial puncture?
Good collateral circulation and ease of palpation
What is the purpose of the Modified Allen's test?
To evaluate the collateral circulation of the hand
What is the recommended angle for puncturing the skin with the syringe?
30-to-40-degree angle
What should be done with the needle after the procedure?
Remove the needle using a safety device
Why is it important to palpate the artery with the index and middle fingers?
To identify the radial artery
What should be done with the puncture site after the procedure?
Press gauze pad over the site for at least 5 minutes
What is the purpose of wearing clean gloves during the procedure?
To prevent infection
What should be done to expel air bubbles in the blood during arterial puncture?
Eject the air slowly while covering the syringe tip with a gauze pad
What is the purpose of applying a bandage to the patient's arm after arterial puncture?
To stop bleeding at the puncture site
What may occur if there is a delay in transporting the blood specimen to the laboratory?
The specimen may clot or hemolyze
Why is it important to check the patient's arm after arterial puncture?
To check for bleeding or hematoma formation
What is a criterion for rejecting a blood specimen?
The specimen is hemolyzed
What should be included when labeling the blood specimen?
Patient's current body temperature, respiratory rate, and oxygen saturation
Test your knowledge of arterial puncture, including its primary reasons, sites, and criteria. Learn about the importance of modified Allen's test and the hazards of arterial puncture. Ideal for medical professionals and students.
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