Where in the respiratory system does gaseous exchange take place?

• Alveoli

• Trachea

• Bronchioles

Which of the following contracts to cause inhalation of breath?

• Lung

• Diaphragm

• Bronchus

Where would you find the intercostal muscle?

• Below the diaphragm

• In the lung

• Between the ribs

Which microscopic blood vessels surrounds the alveoli?

• Veins

• Arteries

• Capillaries

Which of these gases can the protein haemoglobin carry?

• Ammonia and methane

• Nitrogen and hydrogen sulphide

• Oxygen and carbon dioxide

Which term is used to describe the movement of gases from an area of high concentration to an area of low concentration?

• Contraction

• Diffusion

• Evaporation

Which lung volume can be defined as "the amount of air breathed in with each normal breath"?

• Minute ventilation

• Residual volume

• Tidal volume

Which gas is produced by the muscles during exercise as a waste product that needs to be transported and removed?

• Oxygen

• Lactic acid

• Carbon dioxide

For the average adult, what measurement would we expect for resting minute ventilation?

• 1-2 litres

• 6.5-7.5 litres

• 10-12 litres

During the first ten minute of a hockey match what would you expect to the tidal volume of a midfielder to do?

• Remain contstant

• Decrease

• Increase