Gas Exchange In The Lungs

Question 1

3 different types of tissue in the respiratory system

Answer 1

• muscle, cartilage, epithelium tissue

Question 2

What is the purpose of cartilage rings in the trachea?

Answer 2

• reduces friction
• to prevent the trachea from collapsing
• keeps airways open

Question 3

Function of ciliated cells and goblet cells in the lungs

Answer 3

• The ciliated cells beat the dirt-mucus towards the throat up away from the alveoli back up into the mouth
• goblet cells produce mucus