2. The Digestive System

Welcome

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Slide 1: Slide

BiologieVoortgezet speciaal onderwijsLeerroute 2

This lesson contains 28 slides, with interactive quizzes, text slides and 1 video.

Lesson duration is: 45 min

Items in this lesson

Welcome

Slide 1 - Slide

nos.nl

Slide 2 - Link

Vulnerability ≠ Weakness

Slide 3 - Slide

Slide 4 - Slide

Rules

Respect

My-patience-is-running-thin-o-meter

Slide 5 - Slide

Aims

- You can describe the function of digestion, digestive juices and enzymes.

- You can list parts of your dentition and name their functions.

- You can describe the function of peristalsis and how it works.

Slide 6 - Slide

What is the primary function of proteins?

Protective

Reserve

Building Block

Fuel

Slide 7 - Quiz

What is the primary function of carbohydrates?

Protective

Reserve

Building Block

Fuel

Slide 8 - Quiz

Digestion

Slide 9 - Mind map

Why digestion?

Slide 10 - Slide

Definitions

Nutrition: Nourishment / Food

The process of providing or obtaining the food necessary for health and growth.

Digestion:

The conversion of nutrients that cannot pass through the wall of the gut into the bloodstream --> into digestion products that can be absorbed by the bloodstream.

Slide 11 - Slide

Nutrition

Digestion

Slide 12 - Slide

Slide 13 - Slide

Mechanical

Chemical

Slide 14 - Slide

Chewing

Slide 15 - Slide

Slide 16 - Slide

Enzymes

Helps speed up metabolism

Metabolism?

Catalyser

Slide 17 - Slide

Slide 18 - Slide

Slide 19 - Video

Peristalsis

Who can do a handstand?

Alternate contraction and relaxation of circular and longitudinal muscles in the wall of the entire intestinal tract.

Slide 20 - Slide

Slide 21 - Slide

What is the function of peristaltic movement?

To move the food pulp along

kneading/mixing it with digestive juices

To prevent vomiting

To digest fibre

Slide 22 - Quiz

Slide 23 - Slide

Slide 24 - Slide

Assignments 1, 2 & 5

4 (Summary)

Slide 25 - Slide