The lining of the colon is different from the small intestine in that there exists a large number of mucous cells that do not secrete enzymes but rather mucous. The mucous helps protect the wall from the bacterial fermentation inside. About 1.5 L of liquid digestive contents, chyme, pass into the colon.
One important difference between communicable and non-communicable disease is that non-communicable diseases tend to be chronic, which means they last a long time and progress slowly. Communicable diseases are more likely to be acute, which means the disease develops quickly.
Non-infectious cannot be spread from person to person. Infectious can be spread from person to person. This would include Viruses, Fungi, and STD's Infectious diseases are â¦ caused by pathogens, which are disease causing organisms.