Understanding the Respiratory System – SCOPES-DF
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Lesson Details

Subjects*
Science
Age Ranges*
11-14,
Fab Tools*
Laser Cutter,
Author
Syuzanna Martirosyan

Author

Syuzanna Martirosyan

Summary

In this lesson, students will explore the respiratory system through hands-on activities and discussions. They will work in groups to assemble a respiratory system puzzle, identifying and discussing the function of each organ. Through this interactive approach, students will gain a deeper understanding of how the respiratory system functions, including the process of gas exchange and the role of the diaphragm. The lesson concludes with a worksheet exercise to reinforce key concepts and assess individual understanding.

What You'll Need

  • Respiratory system puzzle
  • Whiteboard and markers for class discussion
  • Worksheet for individual reflection activity
  • Projector or screen to display visuals (optional)
  • Markers, pencils, and pens
  • Labeled anatomical posters or diagrams of the respiratory system (for reference)
  • Timer (for group activity timing)

 

Lesson Materials

The Instructions

Introduction to the Respiratory System

Begin by introducing students to the basic structure and function of the respiratory system. This will help set the context for the hands-on activity they will be doing later.

  1. Explain the purpose of the respiratory system and its role in supplying oxygen to the body and removing carbon dioxide.
  2. Use a labeled diagram or the puzzle parts to show students the key organs involved: lungs, trachea, bronchi, bronchioles, diaphragm, and alveoli.
  3. Discuss the process of inhaling and exhaling, focusing on how oxygen enters the lungs and carbon dioxide exits the body.
  4. Encourage students to ask questions about any part of the system they are curious about.

 

Assembling the Respiratory System Puzzle

In this step, students will work in groups to assemble the respiratory system puzzle, reinforcing their understanding of the structure and function of each organ.

  1. Divide the students into small groups and distribute the puzzle pieces to each group.
  2. Instruct them to work together to assemble the puzzle, ensuring they place each organ in the correct position.
  3. As they work, encourage them to discuss the function of each organ and how it contributes to the overall process of breathing.
  4. Move around the room to provide guidance and answer any questions they may have.

 

Class Discussion

Students will share their puzzle assembly experience and discuss the respiratory system as a class, reinforcing the knowledge they gained.

  1. Once all groups have completed the puzzle, gather the class for a group discussion.
  2. Ask each group to explain the function of one organ they assembled, focusing on how it contributes to the respiratory system.
  3. Facilitate a discussion about how the organs work together, using the puzzle as a visual aid.
  4. Highlight key points and address any misconceptions that arise during the discussion.

 

Individual Reflection

In this final step, students will reflect on what they learned by completing a worksheet or a brief quiz.

  1. Distribute a worksheet that asks students to label parts of the respiratory system and explain their functions.
  2. Encourage students to complete the worksheet individually, drawing on what they learned during the puzzle activity and class discussion.
  3. Review the worksheets as a class, clarifying any questions and ensuring all students have a solid understanding of the lesson’s key concepts.

 

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