Digestion In Stomach

Digestion || Stomach || Intestine || Liver || Pancreas

State whether the following statement is trule or false : Digestion of starch starts in the stomach.

Go through the following statements regarding starch digestion. Separate true and false statements, and select the correct option accordingly. I. Digestion of starch starts from the mouth. II. Around 30% of the starch is digested in the stomach. IIIgt Digestion of food requires the action of pancreatic juices. (IV) Digestion of food is completed in the longest part of the alimentary canal.

When a person puts food in his mouth, then teeth cut it into small pieces, shew and grind it. The glands A in the mouth secrete a substance B which is mixed with the food by tongue. The substance B contains an enzyme C which starts the digestion of food in the mouth. The slightly digested food from the mouth goes down a tube D. The special type of movements E in the walls of tube D push the food into stomach for further digestion. The stomach wall secretes gastric juice containing three substance F, G and H. One of the functions of F is to kill bacteria which may enters the stomach with food. The substance G protects the inside layer fo stomach from the damaging effect of substance F whereas substance H is an enzyme for digestion. The partially digested food then enters into small intestine for further digestion. (a) What is (i) gland A (ii) substance B, and (iii) enzyme C ? (b) Name the tube D. (c) What is the movement E known as ? (d) What are (i) F (ii) G, and (iii) D ?

Discuss the mechanism of protein digestion in the stomach.

All stages of Plasmodium are digested in stomach of female Anopheles except