CRNI Central Venous Access Devices Practice Test

Question 1

Which central venous access device is most appropriate for a patient requiring intermittent IV chemotherapy over 12 months?

Accepted Answer

Implanted venous access port

Answer

Peripherally inserted central catheter (PICC)

Answer

Non-tunneled central venous catheter

Answer

Midline catheter

Question 2

What is the primary advantage of a tunneled central venous catheter over a non-tunneled catheter?

Accepted Answer

Reduced catheter-related bloodstream infection due to the subcutaneous cuff

Answer

Easier insertion technique

Answer

Lower cost

Answer

Higher flow rates

Question 3

A nurse is preparing to access an implanted venous access port. What is the correct needle type to use?

Accepted Answer

Non-coring (Huber) needle

Answer

Standard hypodermic needle

Answer

Butterfly needle

Answer

Over-the-needle catheter

Question 4

What is the recommended tip position for a central venous catheter?

Accepted Answer

Cavoatrial junction or lower third of the SVC

Answer

Superior vena cava above the right atrium

Answer

Right atrium

Answer

Subclavian vein

Question 5

Which complication is most likely to occur during subclavian vein central line insertion?

Accepted Answer

Pneumothorax

Answer

Arterial puncture

Answer

Nerve injury

Answer

Lymphatic duct injury

Question 6

A patient with a PICC line develops arm swelling, pain, and discoloration. The nurse suspects upper extremity deep vein thrombosis. What is the priority action?

Accepted Answer

Notify the provider for diagnostic ultrasound and anticoagulation evaluation

Answer

Remove the PICC immediately

Answer

Elevate the arm and apply warm compresses only

Answer

Flush the catheter with heparin