For crushing and grinding food
Broader chewing surface and with more cusps
Broad chewing surface with cusps
For crushng and grinding food
For tearing food
Chisel-shaped，with sharp edge
For biting and cutting food
Digestion of stomach
The stomach is a muscular organ
The food mix with the gastric juice
Drastic juice is a digestive
Juice secreted by the glands
in the wall of the stomach
It contain hydrochloric acid
and an enzyme
After two to six hours
the food is then pass to the small intestine
Digestion of the mouth cavity
Mixed with saliva
Salivan is a digestive
juice secreted by the
The food then push down to the
The digested food is
absorbed in here
It mixed with various digestive Juice
like bile,pancreatic juice and intestinal
Intestinal juice is secreted by the glands in the wall of the small
Intestine.The juice contains enzymes that complete the digestion of carbohydrates and proteins.
Bile is secreted by the liver and is temporarily stored in the gall
bladder.It is released into the small intestine through the bile duct.
Bile does not contain enzymes.It emulsifies fats into smaller oil
droplets.This increase the surface area of fats for other digestive
juices to work on.
Pancreatic juice is recreated by the
Pancreas.It passes through the
Pancreatic duct to the small intestine.
It contains different enzymes for digesting
carbohydrates, proteins and fats.it is alkaline
and can neutralise the acidic food from the stomach.