Digestion of Food
Digestion of Food: Overview
The topic mentions the time taken by milk and egg to get boiled. It also discusses the health issues when the food is not digested properly. It also describes the role of glucose and its taste.
Important Questions on Digestion of Food
Where is protein digestion accomplished?
Increase in the stomach pH is the consequence of one of the following:
Pancreatic juice and hormones of pancreas are produced by:
Which one of the following enzymes carries out the initial step in the digestion of milk in humans?
Arrange the following sentences in order with respect to digestion:
i) Chyme enters the duodenum.
ii) Mixes with digestive enzymes from the pancreas and bile juice from the liver.
iii) Pyloric sphincter valve opens.
iv) Passes through the small intestine.
The enzyme enterokinase helps in the conversion of
The protein found in hairs is highly resistant to gastric juices due to the sulphide bonds present in its structure. Name this protein.
Which among the following cannot be digested in human alimentary canal?
Humans cannot digest the protein keratin.
How many stages are involved in the deglutition process?
Which of the following process takes place after the intake of the food in the mouth?
Explain the voluntary stage of deglutition.
The food is pushed through the mouth into the oesophagus by the process of _____ .(deglutition/micturition)
The act of swallowing the food is known as defecation.
Fill in the blank with the correct option provided in the bracket.
Nucleic acids are converted to nucleotides and nucleosides by the action of _____ (nuclease/peptidase/amylase) enzyme.
Fill in the blank with the correct option provided in the bracket.
Trypsinogen is activated an enzyme called _____(enterokinase/pancreatic lipase/pepsin).
Fill in the blank with the correct option provided in the bracket.
Pepsin breaks down _____(proteins/carbohydrates/fats).
Ptyalin cannot work in stomach because it is inactivated by renin.
Which hormone acts on gastric glands and stimulates the secretion of hydrochloric acid and pepsinogen?
What will be the pathway for movement of bile salts?
