IGCSE Lungs and breathing

What is the name of the tube that is also known as your wind pipe?

• esophogus

• bronchi

• trachea

• alveoli

What is the function of the bronchi?

• Transport air from nose to lungs

• Transport air from trachea to bronchioles

• Transport air from nose to alveoli

Choose the correct air pathway when you breathe in.

• Windpipe ---> Nose ---> Lungs
• Lungs ---> Nose ---> Windpipe
• Nose ---> Windpipe ---> Lungs
• Nose ---> Lungs ---> Windpipe

What is the name of the two main branches from the trachea (one to each lung)?

• bronchi

• alveoli

• capillaries

• bronchioles

Which bones protect the lungs and are also needed for breathing to happen?

• ribs

• radius and ulna

• cranial bones

• jaw bones

What is the name for the microscopic air sacs at the end of the bronchioles?

• alveoli

• ravioli

You have 2 bronchi, each one is called a _____________.

• bronchiole

• bronchus

• bronchioley

When air is pushed OUT of the lungs, what is the correct order for the tubes it passes through?

• bronchiole -> bronchi -> trachea -> nose

• bronchi -> bronchiole -> trachea -> nose

• trachea-> bronchi -> bronchiole-> nose

What do the cilia do?

• Catch dust and microbes

• Waft mucus and trapped dust and microbes up and out of the lungs

• Help the cells lining the windpipe to move about

Tags

NGSS.MS-LS1-2

Why is mucus produced in the lungs?

• To help you cough

• To trap microbes to reduce the chance of infection

• To help the air move in and out