part 7

Question 1

What can PCA deliver?

Answer 1

continuous or on demand

Question 2

When do PCAs require independent double checks?

Answer 2

• initiating
• changing rate
• changing container

Question 3

What are some cardiovascular changes an older adult might encounter when using a PCA?

Answer 3

• decreased cardiac reserve
• increased risk of dysrhythmias
• postural hypotension

Question 4

What are some pulmonary changes an older adult might encounter when using a PCA?

Answer 4

• decreased respiratory muscle strength
• decreased cough reflex
• decreased response to hypoxia, hypercapnia

Question 5

What are some renal changes an older adult might encounter when using a PCA?

Answer 5

• decrease in kidney mass
• decreased drug clearance
• risk of fluid volume overload
• dehydration

Question 6

Is a peripheral venous catheter and a midline peripheral catheter a central line?

Answer 6

• no, Not central lines

- but they are access devices

Question 7

What type of line is a PICC?

Answer 7

central vascular access device

Question 8

What is required before a PICC can be used?

Answer 8

radiographic verification

Question 9

What are the 4 types of central lines?

Answer 9

PICC
non-tunneled percutaneous central venous catheters
tunneled central venous catheter
implanted port

Question 10

What are some complications of IV therapy?

Answer 10

• infiltration- fluid leaks to other tissue
• extravasation- vesicant meds (drugs that cause tissue necrosis)
• phlebitis- inflammation of the vein
• thrombophelbitis- inflammation with clot
• infection
• fluid overload
• air embolism
• venous access device infection