Arterial Puncture Objectives

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What is the primary reason for performing arterial puncture?

To obtain blood for Arterial Blood Gas (ABG) testing (correct)

To obtain blood for Complete Blood Count (CBC) testing

To obtain blood for Blood Urea Nitrogen (BUN) testing

To obtain blood for Liver Function Tests (LFT) testing

Which of the following is NOT a criterion for site selection in arterial puncture?

Presence of collateral circulation

Artery accessibility and size

Type of tissue surrounding puncture site

Presence of inflammation in close proximity (correct)

Which artery has a higher risk of puncturing the adjacent vein during arterial puncture?

Ulnar Artery

Radial Artery

Femoral Artery

Brachial Artery (correct)

What is the normal range for pH in an Arterial Blood Gas (ABG) test?

7.35 to 7.45 Signup and view all the answers

Who can perform arterial puncture?

Respiratory Therapists, Licensed Physicians, and Medical Technologists Signup and view all the answers

What is the advantage of using the radial artery for arterial puncture?

Good collateral circulation and ease of palpation Signup and view all the answers

What is the purpose of the Modified Allen's test?

To evaluate the collateral circulation of the hand Signup and view all the answers

What is the recommended angle for puncturing the skin with the syringe?

30-to-40-degree angle Signup and view all the answers

What should be done with the needle after the procedure?

Remove the needle using a safety device Signup and view all the answers

Why is it important to palpate the artery with the index and middle fingers?

To identify the radial artery Signup and view all the answers

What should be done with the puncture site after the procedure?

Press gauze pad over the site for at least 5 minutes Signup and view all the answers

What is the purpose of wearing clean gloves during the procedure?

To prevent infection Signup and view all the answers

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 Signup and view all the answers

What is the purpose of applying a bandage to the patient's arm after arterial puncture?

To stop bleeding at the puncture site Signup and view all the answers

What may occur if there is a delay in transporting the blood specimen to the laboratory?

The specimen may clot or hemolyze Signup and view all the answers

Why is it important to check the patient's arm after arterial puncture?

To check for bleeding or hematoma formation Signup and view all the answers

What is a criterion for rejecting a blood specimen?

The specimen is hemolyzed Signup and view all the answers

What should be included when labeling the blood specimen?

Patient's current body temperature, respiratory rate, and oxygen saturation Signup and view all the answers

Arterial Puncture Objectives

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