A nurse is administering a shot of Vitamin K to a 30 day-old infant. Which of the following target areas is the most appropriate.. Vastus lateralis A nurse is administering a shot of Vitamin K to a 30 day-old infant. Which of the following target areas is the most appropriate? A- Gluteus maximus B- Gluteus minimus C- Vastus lateralis D- Vastus medialis Answer: C. Vastus lateralis Vastus lateralis is the most appropriate location. Share This: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook