This lesson contains 10 slides, with interactive quizzes and text slides.
Lesson duration is: 45 min
Items in this lesson
Today's lesson
Explanation about the respiratory system
Working on exercises
Slide 1 - Slide
What are we going to learn today?
Today we are going to learn:
What the function is of the respiratory system.
What the respiratory system consists of.
Slide 2 - Slide
Nasal and oral cavities
Slide 3 - Slide
Nasal lining
There are many mucous membranes in your nose and trachea. These moisten the air, filter the air and thus produce mucus. How do you notice this?
What is better: breathing through your nose or mouth?
Slide 4 - Slide
Breathing, swallowing and choking
Slide 5 - Slide
Structure of respiratory system
Slide 6 - Slide
Alveoli
Your alveolis are a essential part of the respiratory system, as they transport oxygen into your blood vessels. This can happen because both the alveolis and lung capillaries are just one cell thick.
Slide 7 - Slide
“You inhale air. Air travels from your nose to the depths of your lungs. Below you see several parts of the respiratory system. Put them in the correct order starting with your nose.”
Jip has a bad cold. She is not able to breathe through her nose, so she has to breathe through her mouth. Breathing through her mouth has several disadvantages. Why is it better to breathe through your nose? Write down three reasons