A charge nurse is educating a newly licensed nurse about total parenteral nutrition (TPN) therapy. Which of the following statements indicates an understanding of the teaching?

"I should check the client's gastric residual prior to initiating TPN."

"Clients who require long-term nutritional support are prescribed TPN."

"I should administer TPN intravenously over 6 hr."

"TPN is administered for clients who are unable to absorb nutrients from their intestinal tract."