The nurse instructs the client in mixing and administering regular and NPH insulin. Which of the following statements indicates that the client needs additional instruction? 1. “I draw up the regular...

The nurse instructs the client in mixing and administering regular and NPH insulin. Which of the following statements indicates that the client needs additional instruction?

1. “I draw up the regular insulin first.”

2. “I shake the bottle of NPH insulin before drawing it up.”

3. “I store the insulin in a cool place.”

4. “I insert the needle at a 90-degree angle.”