1.1 the respiratory system (part 2)

• Biologie
• Middelbare school
• vwo
• Leerjaar 2

The respiratory system (part 2)

Lesson outline

• What did we do last time?
  
• Continue with 1.1 + short revision first part 1.1
  
• Notes
  
• Look through chapter test
  

Larynx 

The larynx or voicebox is located between the pharynx and windpipe. The larynx contains the vocal cords (stembanden).

You can feel the larynx on the outside of your throat as the Adam's apple. 

lower repiratory system

trachea - windpipe

bronchi

brionchioles

alveoli

Bronchi 

The windpipe splits into two branches called the bronchi, one to each lung. 

The bronchi also have cartilage rings in the wall. 

The bronchi split into even smaller branches called the bronchioles. 

The bronchioles are too small for cartilage rings, they have small muscles in the walls. 

The larynx contains the ...?

1. Vocal cords
2. Windpipe
3. Cartilage rings
4. Adam's apple

The olfactory system

The air we inhale gets checked by the olfactory system. This helps you smell and it warns you if it contains any smelly gasses that may be dangerous.

• The olfactory system is located in the roof of the nasal cavity

Oral cavity

Pharynx

Larynx

Alveoili

Bronchiole

Bronchi

Windpipe

Nasal cavity

Put the organs in the correct order

Air enters the body

Gas exchange

Nasal cavity

Alveoli

Pharynx

Larynx

Bronchi

Bronchioles

Trachea

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