As you drink water, it enters your stomach and is quickly processed through to your small intestine. The large intestine (colon) also absorbs some water. Nearly all the water is absorbed into the bloodstream from the small intestine.
How Is Water Absorbed?
Water absorption is the process by which water molecules are taken up by a material or organism and stored for future use. The ability of a material or organism to absorb water depends on its physical and chemical characteristics. For example, some materials, such as concrete, are highly absorbent, while others, such as plastic, are not.
Water absorption occurs in both living and non-living things. In living organisms, water absorption is an important part of the digestive process, where it is taken up by cells in the intestines and transported throughout the body for use in metabolic processes. In non-living things, such as soil or other materials, water absorption occurs when the material is exposed to water and the water molecules are taken up by the material’s pores.
Water absorption can be measured in terms of the amount of water taken up by a material or organism over a given period of time. The rate of water absorption is affected by the size of the material’s pores, the presence of any impurities, and the temperature and humidity of the environment. In general, materials with larger pores and fewer impurities will absorb more water than those with smaller pores and more impurities.
The process of water absorption is also affected by the presence of salts and other