The nurse is discussing with a child and family the various sites used for insulin injections. Which site usually has the fastest rate of absorption?

A) Arm
B) Leg
C) Buttock
D) Abdomen

The abdomen has the fastest rate of absorption but the shortest duration. The arm has a fast rate of absorption but short duration. The leg has a slow rate of absorption but a long duration. The buttock has the slowest rate of absorption and the longest duration.