to chew and the muscular churning of food
Mouth.
chemical and mechanical
Most of the digestion occurs (believe it or not) not in the stomach, but the smaller intestine.
Most of the digestion occurs (believe it or not) not in the stomach, but the smaller intestine.
Digestions is a life function that is directly related to diffusion and osmosis. The nutrients digested are absorbed and distributed via diffusion and osmosis.
It's simple it's your mouth. I know it might sound crazy but it's true. Inside your mouth you have teeth you crush and tear of meat, so that's mechanical. Your spit contains enzymes to convert starch into sugars, so that's mechanical.
sure why not
In the duodenum of the small intestine.
The function of a mechanical switch is to open or close a circuit by hand as opposed to an electronic switch which works electronically.
it serves as a mechanical rectifier
gangnam style
Gangnam Style