A nurse is reinforcing teaching with the parent of a child who has diabetes mellitus. The parent asks the nurse how to minimize the child's pain when monitoring blood glucose levels. Which of the following statements by the parent indicates an understanding of the teaching?
- My child should use their index finger to obtain blood samples.
- My child should hold their finger under warm water before obtaining a sample.
- My child should puncture the center of their finger pad when obtaining a sample.
- My child should hold their finger against a table when obtaining a sample.