Food Utilization in the Body
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Questions and Answers

The process of digestion releases many nutrients in forms the body can use by breaking up food in the intestinal tract. (True/False)

True

Enzymes are living catalysts that increase the speed of biological reactions without being a part of the compound formed. (True/False)

True

Each enzyme acts optimally at a certain pH, for example, amylase acts only in acidic medium. (True/False)

False

Carbohydrate digestion occurs mainly in the stomach. (True/False)

<p>False</p> Signup and view all the answers

Enzymes are proteins by nature and are specific in their actions. (True/False)

<p>True</p> Signup and view all the answers

Chewing of food is a mechanical process involved in digestion.

<p>True</p> Signup and view all the answers

Absorption is the process by which nutrients are carried into the circulation system and delivered to the cells?

<p>True</p> Signup and view all the answers

The utilization of nutrients in the body primarily occurs in the stomach.

<p>False</p> Signup and view all the answers

Swallowing of food is a mechanical process involved in digestion.

<p>True</p> Signup and view all the answers

The primary function of the intestinal tract is to absorb and deliver nutrients to the cells.

<p>False</p> Signup and view all the answers

Which process involves the breaking up of food in the intestinal tract?

<p>Digestion</p> Signup and view all the answers

What is the primary function of the intestinal tract?

<p>Absorption and delivery of nutrients to cells</p> Signup and view all the answers

Which enzyme acts optimally in an acidic medium?

<p>Amylase</p> Signup and view all the answers

What is the main function of the cell in relation to nutrients absorbed?

<p>To produce materials needed for existence</p> Signup and view all the answers

In which organ does the mixing of food with enzymes and acid occur through churning action?

<p>Stomach</p> Signup and view all the answers

Where does salivary amylase start the digestion of starch?

<p>In the mouth at neutral or alkaline pH</p> Signup and view all the answers

What is the primary role of enzymes in the digestion process?

<p>To increase the speed of chemical reactions</p> Signup and view all the answers

Where does carbohydrate digestion occur almost completely?

<p>In the small intestine</p> Signup and view all the answers

What is the role of coenzymes in enzyme reactions?

<p>To aid the function of enzymes</p> Signup and view all the answers

How do enzymes act optimally in a reaction?

<p>At a certain pH</p> Signup and view all the answers

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