Organs often have fluid-filled spaces called lumens, which are crucial for organ function and serve as transport and delivery ...

The mouth starts the digestion process by breaking food down into a more easily digestible form. It does this through a combination of mechanical and chemical digestion. After people take food in ...

Chemical digestion occurs when the body uses enzymes to break down certain molecules, such as carbohydrates. This process allows the bloodstream to absorb smaller molecules to transport around the ...

The diseases caused by PM 2.5 pollution in different systems are shown. CAD, cardiovascular disease; NASH, non-alcoholic steatohepatitis; HCC, hepatocellular carcinoma. Fine air particles, less than 2 ...

There are many types of digestive enzymes and specific enzymes break down specific macronutrients (proteins, fats, carbohydrates, dairy, and fiber). “We naturally make our own digestive enzymes, ...