A hospitalized older adult who recently had surgery and a wound infection postoperatively is noted to be losing weight despite consuming provided meal trays and snacks. What is one reason that this might be occurring?

An injury may cause malabsorption of nutrients.

An injury may trigger inflammatory mediators that increase metabolic rate and impair nutrient utilization.

Most hospitalized patients do not have accurate weights recorded upon admission.

Most hospitalized older patients do not consume adequate amounts of micro- and macronutrients.