Final answer:
The need for food and drink decreases in dying patients due to the body conserving energy for essential functions and changes in taste and smell.
Step-by-step explanation:
The need for food and drink decreases in dying patients due to several factors. One reason is that dying patients' bodies are conserving energy for essential functions. When the body senses that it is nearing the end of life, it prioritizes vital functions and reduces unnecessary processes such as digestion and appetite. Additionally, dying patients may experience changes in taste and smell, which can lead to a decreased interest in food and liquids.
Learn more about Decreased appetite in dying patients