Flashcards in Absorption and Utilisation of Proteins Deck (7)
How do proteins enter the bloodstream?
They pass through the wall of the villi and into the bloodstream
What happens to amino acids in the villi?
They are passed into the portal vein where they are brought to the liver
What happens to the amino acids in the liver?
In the liver they are used to maintain and repair liver cells
What happens to the amino acids that are not used in the liver?
They are passed into the bloodstream where they are brought around the body to form new cells, repair damaged cells and manufacture hormones, enzymes and antibodies
What happens to excess amino acids?
They are deamination to produce heat and energy
What is deamination?
The breakdown of excess protein in the body and using it as a source of energy