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Arterial Blood Gas (ABG) Test Overview

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Questions and Answers

Why is the radial artery the most preferable site for an ABG procedure?

It is easier to access compared to other sites. (correct)

It contains higher levels of oxygen for accurate testing.

It is more resistant to infections compared to other sites.

It is the largest artery in the body.

What are some contraindications for performing an ABG procedure?

Peripheral vascular disease

Severe coagulopathy

Cardiac failure

Presence of arterio-venous fistula (correct)

Which of the following is NOT typically measured during an ABG test?

PaO2 (oxygen tension)

Blood glucose levels (correct)

SaO2 (oxyhemoglobin saturation)

Methemoglobin levels

What is the normal range for pH in arterial blood gas (ABG) analysis?

7.35 - 7.45 (A) Signup and view all the answers

In which scenario would an ABG procedure be particularly crucial?

Managing a patient with respiratory failure (C) Signup and view all the answers

Which element in ABG analysis represents the bicarbonate concentration?

HCO3 (D) Signup and view all the answers

What is the normal range for the partial pressure of oxygen (PaO2) in arterial blood gas (ABG) analysis?

80-100 mmHg (D) Signup and view all the answers

What is the purpose of documenting the date, time, site of puncture, patient’s FiO, and ABG results during an ABG procedure?

To provide accurate information for interpretation and comparison of results (C) Signup and view all the answers

Why is it essential to press on the puncture site after withdrawing an ABG sample, especially if it was from the femoral artery?

To decrease the risk of hematoma formation (D) Signup and view all the answers

What is the significance of drawing 1-2 cm of blood after seeing blood withdraw into the syringe during an ABG procedure?

To prevent clotting in the syringe (A) Signup and view all the answers