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NURS 3715 - Week 5 - CVAD's Exam Questions And Correct Answers
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NURS 3715 - Week 5 - CVAD's Exam Questions AndCorrect Answers
what is a CVAD and what is it's purpose? - ANSWER - central venous access device
- A catheter is inserted in a major blood vessel of clients needing frequent, immediate,
and emergency access to the vascular/circulation system
where are CVAD's typically inserted - ANSWER - a vein in the neck, chest, or groin with
the tip residing in the distal end of the vena cava
What are the uses for CVAD's ANSWER Used for the administration of fluids,
medications, blood products nutritional solutions, things that are highly irritable to
smaller veins, central venous blood draws, and to monitor central venous pressure
(CVP)
When removing a CVAD what does the nurse ask the patient to do? ANSWER Ask to
perform the Valsalva manoeuvre to slow the heart rate
what is the different types of CVAD's? - ANSWER - CVL
- PICC
- implanted infusion port
what is a CVL and what is this for? - ANSWER - central venous line
- inserted into a vein in neck or chest
- may be used for long term
what is a PICC line and what is this for? - ANSWER - peripherally inserted central
catheter
, Inserted into a vein in the arm, non-tunnelled
Can be used short & long term
what is an implanted infusion port and what is it used for? ANSWER central venous
catheter connected to an implanted subcutaneous injection port
placed into desired vein & the other end is surgically implanted in a "pocket" on the
chest wall
Drugs are injected through the skin into the port then the reservoir slowly releases the
drug into the blood stream. Can be used long term & there is a low risk for infection
What are the two different methods that CVAD's can be inserted? ANSWER Tunnelled -
threaded under skin surgically
Non-tunnelled - not threaded under skin
what does the nursing management and care of a CVAD include - ANSWER - Inspect and
assess catheter and insertion site
- Change dressing and clean site/adapter caps
- Routine Flushing -positive pressure, turbulent flush technique, SAS)
- Tubing and solutions change
what are some potential complications with CVAD's? - ANSWER bleeding, phlebitis, air
embolism, infection, sepsis, catheter occlusion, catheter malposition, inflitration,
extravasation, pneumothorax, catheter damage/breakage
what is phlebitis -ANSWER inflammation of a vein
what is an air embolism -ANSWER When an air bubble blocks blood flow in a blood
vessel
how do you assess for an air embolism -ANSWER Assess dyspnea, tachypnea, anxiety,
tachycardia, hypotension, hypoxia, cyanosis, cough, diaphoresis
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