Author Question: The nurse receives the patient's most recent blood work results. Which laboratory value is of ... (Read 70 times)

strangeaffliction · **on:** Jul 22, 2018

The nurse receives the patient's most recent blood work results. Which laboratory value is of greatest concern?

a. Sodium of 145 mEq/L
b. Calcium of 15.5 mg/dL
c. Potassium of 3.5 mEq/L
d. Chloride of 100 mEq/L

Question 2

A nurse is preparing to start peripheral intravenous (IV) therapy. In which order will the nurse perform the steps starting with the first one?

1. Clean site.
2. Select vein.
3. Apply tourniquet.
4. Release tourniquet.
5. Reapply tourniquet.
6. Advance and secure.
7. Insert vascular access device.
a. 1, 3, 2, 7, 5, 4, 6
b. 1, 3, 2, 5, 7, 6, 4
c. 3, 2, 1, 5, 7, 6, 4
d. 3, 2, 4, 1, 5, 7, 6

scrocafella · **Reply #1 on:** Jul 22, 2018

Answer to Question 1

ANS: B
Normal calcium range is 8.4 to 10.5 mg/dL; therefore, a value of 15.5 mg/dL is abnormally high and of concern. The rest of the laboratory values are within their normal ranges: sodium 136 to 145 mEq/L; potassium 3.5 to 5.0 mEq/L; and chloride 98 to 106 mEq/L.

Answer to Question 2

ANS: D
The steps for inserting an intravenous catheter are as follows: Apply tourniquet; select vein; release tourniquet; clean site; reapply tourniquet; insert vascular access device; and advance and secure.