Answer to Question 1
D
D. When obstruction is absent, flow rate will increase as roller clamp is adjusted.
A. Lowering IV container below level of IV site for presence of blood return (retrograde) is an unreliable indicator.
B. Do not run IV fluids at open rate except in some emergencies.
C. Maintain a closed system.
Answer to Question 2
B
B. May indicate malposition of catheter in the right atrium, causing atrial irritation. Catheter may need to be withdrawn several centimeters.
A. PICC line is discontinued for occlusion, infection, and port separation.
C. Blood cultures are obtained before administering antibiotic therapy when complicated by infection.
D. Avoid possibility of fluid overload. Do not give extra fluid without provider orders.