Slide No-01: Teachers manual.Slide No-02: Introduction Class, Subject and Chapter.Slide No-03: Presented by Biplob Kumar DasSlide No-04: Learning result.Slide No-05: Video display (short & silent).Slide No-06: Declaration title of the lesson.Slide No-07: Teachers discussion.Slide No-08: Human Respiratory organs.Slide No-09: Teacher explanation mechanism of respiration.Slide No-10: Teacher explanation external respiration.Slide No-11: Teacher explanation internal respiration.Slide No-12: Video display elaborated and with sound.Slide No-13: Individual work. Slide No-14: Group work.Slide No-15: Feed back.Slide No-16: Home work.Slide No-17: End the class and Thank you all.

Teachers manual

Class: Eight General science

Chapter: 22 Class time : 45 minuets

Human body

Biplob Kumar DasM.Sc, M.Ed

University of Dhaka

Assistant teacher (science)Sammilani Institution, Jessore

1. Students will be able to define the Human Respiratory System.

2. Students will be able to explain the functions of the parts those take part in the Human Respiratory System.

3. Students will be able to tell the two types of thes Human Respiratory System.

Click here to see video

What have we seen in this video display ?Title of the

lessonThe Human Respiratory System.

Define respiratory system and its division. Explain the organs which take part in the respiratory system. Etc.E

( Teachers discussion )

Human Respiratory System consists of the following organs

Nasopharynx

Larynx

Trachea

Air ture Lung

Nasal cavity

Nasal cavity

Nasopharynx

Mechanism of Respiration

Internal RespirationExternal Respiration

External Respiration is completed in two steps

Inspiration Expiration

O2

External Respiration

CO2

Internal Respiration

Transport O2 Transport CO2

HbO2 Hb +

+ H2O ATP+CO 2

Click here to see video

1. How many types of human respiration ?

2. Write down the stapes of external human respiration.

Individual work

Group work

You are five groups and discuss the matter

Write down the name of the organs that take parts in the Human respiratory System

Tell the name of following organs?

2

3 4

1

Home workExplain external and

internal respiration of human body