Explanation about the respiratory system (page 19)
Working on homework exercises
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Slide 1: Tekstslide
BiologieMiddelbare schoolhavo, vwoLeerjaar 2
In deze les zitten 13 slides, met interactieve quizzen, tekstslides en 2 videos.
Lesduur is: 45 min
Onderdelen in deze les
Today's lesson
Discussing homework (page 14)
Questions about last lesson
Explanation about the respiratory system (page 19)
Working on homework exercises
Slide 1 - Tekstslide
What is the reaction formula of respiration (in words)?
Slide 2 - Open vraag
How does your body get oxygen?
Slide 3 - Open vraag
Examples of organ systems
Slide 4 - Woordweb
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 5 - Tekstslide
Structure of respiratory system
Slide 6 - Tekstslide
Nasal and oral cavities
Slide 7 - Tekstslide
Slide 8 - Video
Breathing, swallowing and choking
Slide 9 - Tekstslide
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 10 - Tekstslide
Slide 11 - Video
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 12 - Tekstslide
Get to work!
Homework for next lesson: All exercises of paragraph 1.3, including the summary and plus exercises.