Arterial blood gas analysis

Question 1

Arterial blood gas analysis indicates:

Answer 1

• A patient’s acid–base balance
• The effectiveness of their gas exchange
• The state of their ventilatory control

Question 2

An arterial blood gas (ABG) is a test that measures:

Answer 2

• ArterialbloodPH
• Partialpressureof oxygen(PaO 2
)
• Partialpressureof carbondioxide(PaCO 2
)
• Oxygensaturation(SaO2)
• Bicarbonate (HCO3) concentrationin arterialblood.

Question 3

Bl ood may be collected from one of the following arteries:

Answer 3

• Radial artery in the wrist
• Femoral artery in the groin
• Brachial artery in the arm