Thema 2.2 + 2.3

• Biologie
• Middelbare school
• vmbo b
• Leerjaar 2

Grab your stuff

On your table you have:
- A laptop (closed)

- Your book

- A pen

- Your agenda

Today

- What did we talk about last lesson

- Goals

- Peristalsis

- Do some exersices

- The digestive organs

- Do some exersices

- Homework

What did we talk about last lesson

- Digestion

- Chewing

- Enzymes

Goals

After this lesson:

- you know what peristalsis is.

- you know in what organ the types of nutrient are digested.

- you know what emulsification is.

Peristalsis

Do some exersices

What? do exersices 3,7,8 and 9 (unit 2.2)

How? On your own (in silence)

Time? 7 minutes

Help? Use your book, or raise your hand

Finished? do exersice 10

Do some exersices

What? Do exersice 3 (unit 2.3)

How? With the classmate next you (whisper)

Time? 10 minutes

Help? Use your book, or raise your hand

Finished? Do exersice 1 (unit 2.3)

Oral cavity

- Salvia get's added to the food.

- The enzym in salvia digest starch.

Stomach

- Gastric juice get's added to the food.

- Gastric juice consists of water, hydrolic acid and a enzyme.

Duodenum

- In the duodenum bile and pancreatic juice is added to the food.

- In the gall bladder gall is temporarily stored.

Emilsufication

Small intestine

- Intestinal juices are added to the food.

- The wall of the small intestine consists of intestinal folds and intestinal villi.

Large intestine

- In the large intestine water get's absorbed from the undigestid food.

- Numerous of bacteria live in our large intestine, these bacteria make a enzyme.

Homework

Friday 25/11:
Unit 2.2: do exersices 1 till 8

+ unit 2.3 do exersices 1 till 8

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