The response which the nurse would provide about why laboratory work needs to be obtained every 3 to 4 days is to monitor the prothrombin levels.
This is referred as a healthcare professional who specializes in taking care of the sick and ensuring that adequate recovery is achieved during the process. This is done through various methods such as monitoring and help offered at all times.
Warfarin on the other hand is a drug which is used as a blood thinner and is important for those who have high blood pressure as it helps to ensure that there are no clots formed.
The laboratory work needs to be obtained every 3 to 4 days to check your prothrombin levels and a higher prothrombin signifies the less likely the blood will form clots in the body.
Read more about Prothrombin here https://brainly.com/question/7507723
#SPJ1