A Client Who Has Had Bilateral Total Knee Replacements Is

A client who has had bilateral total knee replacements is prescribed enoxaparin sodium (Lovenox) injections twice daily for the next 3 weeks.The client asks the nurse why she has to have the medication.What is the nurse's best response?

A) "To prevent swelling within your new knee joints."
B) "To prevent the formation of blood clots in your legs."
C) "To prevent arthritis from developing in your new knee joints."
D) "To prevent an infection from developing in your new knee joints."