ingestion vs uptake

ingestion

noun
  • The action of ingesting, or consuming something orally, whether it be food, drink, medicine, or other substance. It is usually referred to as the first step of digestion. 

  • The act of ingesting something into a jet engine. 

uptake

noun
  • Absorption, especially of food or nutrient by an organism. 

  • The act of lifting or taking up. 

  • Understanding; comprehension. 

verb
  • To accept and begin to use, as a new practice. 

  • To absorb, as food or a drug by an organism. 

How often have the words ingestion and uptake occurred in a corpus of books? (source: Google Ngram Viewer )