Respiratory System

Question 1

What is the respiratory system involved in? (1)

Answer 1

Breathing in oxygen (for respiration).

Question 2

What is the respiratory system involved in? (1)

Answer 2

The respiratory system is used for breathing out waste carbon dioxide.

Question 3

Name all the parts of your body used in the respiratory system?

Answer 3

Nose, mouth, trachea, bronchus, ribcage, bronchiole, muscle, heart, lung, alveolus (air sack), rib, diaphragm.

Question 4

How can you measure your lung volume?

Answer 4

You have to breathe into a plastic tube that is connected to a jug full of water that is fully emerged into a tank with water into it, to make sure no water comes out.

Question 5

What happens in your body during this experiment?

Answer 5

When you breathe out fully into the plastic tube, air from your lungs ushers water out of the bottle.

Question 6

What does this experiment mean?

Answer 6

Volume of air in the plastic bottle after breathing into it as much as possible = lung volume

Question 7

What equipment do you need for this experiment?

Answer 7

A plastic tube, a tank with water and a plastic jug (full of water)