Digestive System.

Date 01.03.17

Subject: Biology

Form: 8 “KB”

Teacher:

Ospanova M.D

Theme:

Digestive system

Aims:

• Introduce the topic of the digestive system;

• Learn about the main functioning mechanisms for the digestive system ;

• Characterize the work of the digestive system;

• Learn how food is carried throughout the digestive system;

• Introduce and practice vocabulary on the topic of digestive system;

• Acquire a habit to work individually and in groups.

Learning outcome:

By the end of the lesson students will be able to:

• know about the parts of the digestive system;

• understand how food is carried throughout the digestive system ;

• characterize the function of the digestive system parts;

• describe the structure of small and large intestines;

• know how to work individually and in groups.

Key ideas:

Reading the text and translate it in order to find new terms that they do not know:

Digestive system, alimentary canal, rectum, stomach, intestine, digestive juice, salivary gland, gallbladder, pancreas, chewing, salvia, hard palate, swallowing, mastication, taste buds, soft palate, epiglottis, nasal cavity, pharynx, esophagus, mucus, small and large intestines, duodenum, anus, ileum, cecum, colon.

Sources:

Учебник «Биология 8 класс» Атамура, 2012

Textbook “Biology 8” Р.Османова, Г.Бекмуратова, Д.Жанкабылкызы

Aids:

Markers, stickers, handouts, sheets for marks, PowerPoint presentation: digestive system, laptop, interactive blackboard, video, digestive system visual aid, plastic cups, cracker, water, juice, baggies, tray, pair of tights, scissors, stickers.

Lesson procedure

Development

Time: 45 minutes

Teacher’s action

Pupils’ action

I. Organization moment

1 min.

Greeting:

– Good morning, students! How are you?

Setting the aims:

This time around we will:

• Learn about the main functioning mechanisms for the digestive system ;

• Characterize the work of the digestive system;

• Learn how food is carried throughout the digestive system;

• Learn and practice vocabulary on the topic of digestive system;

• Work individually and in groups.

Greeting:

– Good morning, teacher!

II. Brainstorming

4 min.

1. Question-answer work

Asks guide questions:

1. Where do people get energy?

2. What is a nutrient?

3. How does the energy from food get into the body?

4. Can you name two main types of nutrients?

5. Give an example of each nutrient (food source)

1. Answer questions individually and get points

III. Main part

8 min.

6 min.

1. Introduces to the human digestive system using a Power Point Presentation.

2. Explains how to complete activity №1: match the organs and their definitions, and then make up the story from the beginning.

1. To pay attention and learn the mechanisms of digestive system.

2. Match the organs and their definitions and get 1 point for each correct answer.

IV. Presentation of new material

3 min.

3 min.

3. Video “ Digestive system”

Gives comments.

4. Asks to do true/false task.

3. Watch the video and take notes.

4. Complete the task and check.1 point for each correct answer.

V. Individual work.

8 min.

4 min.

5 min.

1 min.

Physical training

5. Teacher hands out necessary things to do an experiment and explains how to complete it.

6. Asks to complete activity №2.

7. Asks students to do test.

8. Asks to count points.

5. Do an experiment and have fun!

6. Label the digestive system organs and get1 point for each correct answer.

Do the test and get 1 point for each correct answer.

8. Count points and get marks.

VI. Reflection

2 min.

Hands out stickers and explains what to do: write down your feelings, opinions on the stickers and stick them to the tree!

Give feedback.

VII. Giving homework

Revision of digestive system.