Functions of Stomach

Q.

How long does food take to reach the stomach?

Q. Partially digested food mixed with digestive juices in the stomach is called

Q. Which of the following component of food is digested in the stomach?

1. Carbohydrates
2. Proteins
3. Fats
4. Vitamins

Q.

Question 2 (a)
Mark (T) if the statement is true and (F) if it is false:
(a) Digestion of starch starts in the stomach.

Q. Which of the following component of food is digested in the stomach?

1. Carbohydrates
2. Proteins
3. Fats
4. Vitamins

Q. Which of the following hormone(s) is/are produced because of the acidic nature of chyme?

1. Secretin
2. Pepsinogen
3. Cholecystokinin
4. Amylase

Q. Sometimes chyme is pushed back into stomach from the duodenum. What is this called?

1. Grinding
2. Propulsion
3. Mixing
4. Retropulsion

Q. Which of the following is/are the function(s) of the acid produced in the stomach?

1. Activation of inactive pepsinogen
2. Activation of inactive pepsin
3. Breakdown of complex lipids
4. Protection from microorganisms

Q. The $.............$ checks the entry of food into the respiratory tract.

1. Glottis
2. Tounge
3. Epiglottis
4. Pharynx

Q. The food mixes with the juices released from the liver in the small intestine.

1. False
2. True