The Human Digestive System: How Organs Work Together to Digest Food

The Human Digestive System: How Organs Work Together to Digest Food

Assessment

Interactive Video

Biology, Chemistry, Science

University

Hard

Created by

Wayground Content

FREE Resource

The video tutorial explains the human digestive system, focusing on how organs work together to convert large insoluble molecules into small soluble ones. It covers the two types of digestion: chemical and mechanical, and the role of enzymes as biological catalysts. The tutorial details how carbohydrates, proteins, and lipids are broken down by specific enzymes and the importance of maintaining optimal conditions for enzyme activity. It also describes the digestive process from the mouth to the small intestine, highlighting the role of bile and the completion of digestion in the small intestine.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary role of mechanical digestion in the digestive process?

To break down large molecules into smaller ones

To increase the surface area of food for enzymes

To absorb nutrients into the bloodstream

To convert insoluble molecules into soluble ones

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which enzyme is responsible for breaking down carbohydrates into simple sugars?

Amylase

Carbohydrase

Lipase

Protease

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the lock-and-key model in enzyme activity?

Enzymes change shape to fit substrates

Enzymes are destroyed after catalyzing a reaction

Enzymes and substrates fit together like a key in a lock

Substrates change shape to fit enzymes

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does a high fever affect enzyme activity in the body?

It increases the production of enzymes

It has no effect on enzymes

It changes the shape of enzymes, reducing their effectiveness

It speeds up enzyme activity

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of bile in the digestive process?

To emulsify fats and neutralize stomach acid

To convert carbohydrates into glucose

To break down proteins into amino acids

To absorb nutrients into the bloodstream

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where does the digestion of starch begin in the human body?

Small intestine

Mouth

Large intestine

Stomach

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which organ produces bile?

Pancreas

Liver

Gallbladder

Stomach

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