Absorption (1)

Simple molecules

Produced from the digested food are absorbed in the ileum of the small intestine

Ileum characteristic

Its internal layer is folded and covered by tiny projections called villi

Villus

Has the following adaptations e.g. epithelial layer, goblet cells, epithelial layer and lacteal to absorb nutrients

Microvillus

Found on the surface of the villus epithelium increase the rate of nutrient absorption

Facilitated diffusion

Is the method of absorption of fructose

Active transport

Is the method of absorption of amino acids, glucose and galactose

Absorbed with water

Is the method of absorption for Vitamins B and C

Osmosis

Is the method of absorption for water

Simple diffusion

Is the method of absorption for fatty acids and glycerols

Gastroenterologist

Medical specialist who specialises in the human digestive system