ingesta

noun [具体名词][生物] 饮食物；摄取的营养物

It has been mostly used in gastroenterology to assess flow of ingesta through the gastric region as an alternative to radionuclide studies.
其在胃肠领域的最多应用是评价通过胃部的食物流动以替代临床仍然视为胃排空测量金标准的核素法。