Arterial Blood Collection Quiz

What is the primary purpose of arterial blood gas (ABG) analysis?

• To measure blood glucose levels

• To assess oxygenation, ventilation, and acid-base status

• To determine platelet count

• To measure cholesterol levels

Which artery is most commonly used for arterial blood collection?

• Brachial artery

• Femoral artery

• Radial artery

• Ulnar artery

What test should be performed before radial artery puncture?

• Babinski test

• Allen test

• Romberg test

• Trendelenburg test

What angle should the needle be inserted at for radial artery puncture?

• 15-30 degrees

• 45-60 degrees

• 70-90 degrees

• 90 degrees only

Which of the following is NOT a contraindication for arterial puncture?

• Severe peripheral vascular disease

• Previous arterial graft at the site

• Patient taking aspirin

• Infection at the puncture site

How long should pressure be applied to the puncture site after needle removal?

• 1-2 minutes

• 3-5 minutes

• 5-10 minutes minimum

• 15-20 minutes

What type of syringe is typically used for arterial blood collection?

• Regular plastic syringe

• Heparinized syringe

• Tuberculin syringe

• Insulin syringe

Why must air bubbles be removed from the arterial blood sample?

• They can cause hemolysis

• They can alter gas measurements

• They make the sample difficult to analyze

• They cause clotting

What is the maximum time an arterial blood sample can be stored at room temperature before analysis?

• 5 minutes

• 15 minutes

• 30 minutes

• 60 minutes

Which complication is most serious following arterial puncture?

• Hematoma formation

• Arterial occlusion

• Mild pain at puncture site

• Small amount of bleeding