"Changes of Food in the Mouth" Our Body PPT

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"Changes of Food in the Mouth" Our Body PPT

Part 1: Observing the oral cavity

Observe the changes in several different foods from entering your mouth to being swallowed.

What happens to food in the mouth during different chewing times?

What are the functions of teeth, tongue, and saliva in the mouth?

PPT on the changes of food in the mouth, part 2: observing teeth

Observe your own teeth in the mirror, or look at each other's teeth in a group.

Draw a diagram of the distribution and arrangement of teeth. Classify teeth by shape and label the different shapes of teeth.

What are the differences between teeth in different positions? what's the effect?

What is the difference between different shapes of teeth? what's the effect?

What is the role of teeth in the digestion of food?

Incisors: flat, capable of cutting food

Canine teeth: pointed, capable of tearing food apart

Molars: relatively wide, capable of grinding food

Teeth grind food into pieces to facilitate digestion in the body.

What does the old saying of "chew carefully and eat slowly" mean?

Chewing food into smaller pieces reduces the burden on other digestive organs, which is beneficial to food digestion and nutrient absorption.

Keywords: Free download of Chinese PPT courseware for the first volume of the fourth grade of the textbook version, PPT download of the changes of food in the mouth, PPT download of our body, .PPT format;

For more information about the PPT courseware "Our Body Changes in Food in the Mouth", please click on the "Our Body ppt Changes in Food in the Mouth" ppt label.

"Changes of Food in the Mouth" Our Body PPT Download:

"Changes of Food in the Mouth" Our Body PPT Download Part One: Observing the Mouth What would happen if we put food in the mouth and chew it (jǔ je) for a while? 1. Take a piece of steamed bun and chew it in your mouth. 2. Stop chewing 5 times and observe the texture of the food..

"The Journey of Food in the Body" Our Body PPT Download:

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"The Journey of Food in the Body" Our Body PPT:

"The Journey of Food in the Body" Our Body PPT Part One Content: Where does the food we eat go? We eat various foods every day. Where does this food go from the mouth? Which organs in our body are related to food Is it related to digestion and absorption? exist..

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Update Time: 2024-11-25

This template belongs to science courseware Fourth Grade Science Volume 1, Textbook Edition industry PPT template

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