Respiratory System (Year 8 Biology)

The following test is covering 'Respiratory System' for Year 8 Biology.

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Question 1

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What type of cells line the small air sacs in the lungs?

What is the common term for the Pharynx?

What is the area called where the bronchial tubes enter the lungs?

Which part of the respiratory system lubricates and protects the lungs?

What are walls of the bronchial tubes made of?

What muscles help expand the chest cavity during inhalation?

Where do the bronchial tubes lead to?