WorksheetsRespiratory System
Total questions: 10
Worksheet time: 5mins
Which two structures does the trachea lead to in the lungs?
The trachea
The lungs
The bronchi
The nose
What are the tiny air sacs in the lungs called?
Alveoli
Nostrils
Mouth
Bronchi
The nose has two _______. These have lots of little hairs.
Alveoli
Nostrils
Lungs
Blood capillaries
When we inhale (breathe in), what happens to the pressure in the thorax?
It increases
It stays the same
It decreases
What happens when we exhale (breathe out)?
The diaphragm relaxes and moves downwards
The diaphragm relaxes and moves upwards
The diaphragm contracts and moves upwards
We have one nostril and one trachea.
True or false?
True
False
The little hairs and the narrow entrance at the back of the nostrils help insects and dust enter the respiratory system.
True or false?
True
False
The lungs are squidgy like a sponge.
True
False
Our respiratory system takes in carbon dioxide and expels oxygen.
True or false?
True
False
What are the different parts of our respiratory system?
It is made up of the nostrils in the nose, the trachea, the two bronchi, and the two lungs.
It is made up of the lungs and the alveoli.
It is made up of the nostrils in the nose, the trachea , the three bronchi and the two lungs
