Final answer:
The rationale for a nurse holding a bottle with the label next to the palm of the hand when pouring a liquid medication is to ensure accuracy of the measurement of the dose.
Step-by-step explanation:
The rationale for a nurse holding a bottle with the label next to the palm of the hand when pouring a liquid medication is to ensure accuracy of the measurement of the dose. By holding the bottle in this manner, the nurse can easily read the label and confirm the correct measurement before pouring the liquid. This helps to prevent medication errors and ensure the patient receives the proper dose.