Final answer:
To document an injection of insulin, include the administration site, number of doses used, and sometimes the expiration date of the needle.
Explanation:
When documenting an injection of insulin, you should include details such as the administration site (where the injection was given), the number of doses used from the vial to track usage, and occasionally the expiration date of the needle for safety and quality control purposes.
Learn more about insulin injection documentation here:
https://brainly.com/question/40810551
