Year 13 BTEC Sport L.A.C

Identify the correct respiratory structures:

• 1 - Lung

  2 - Alveoli

  3 - Trachea

• 1 - Nasal cavity

  2 - Bronchi/ Bronchus

  3 - Alveoli

• 1 - Nasal cavity

  2 - Trachea

  3 - Pharynx

• 1 - Pharynx

  2 - Bronchi/ Bronchus

  3 - Alveoli

State one function of the respiratory system:

• Breathing in

• Pulmonary respiration

• Pulmonary inspiration

• Pulmonary expiration

What occurs between the alveoli and capillaries?

• Expiration

• Osmosis

• Gas exchange

• Inspiration

What muscle lies between the ribs?

• Pectoralis major

• Intercostal muscles

• External and internal intercostal muscles

• Nothing

The role of the external intercostal muscles during inspiration:

• External intercostal muscles contract

• External intercostal muscles relax

• Internal intercostal muscles contract and relax

The role of the internal intercostal muscles during inspiration:

• External intercostal muscles relax

• Internal intercostal muscles relax

• Internal intercostal muscles contract

During inspiration the rib cage...

• moves up and down.

• moves up and out.

• Flattens.

• returns to its normal domed shape.

The role of the external intercostal muscles during expiration:

• External intercostal muscles contract

• External intercostal muscles relax

• Internal intercostal muscles contract and relax

The role of the internal intercostal muscles during expiration:

• External intercostal muscles relax

• Internal intercostal muscles relax

• Internal intercostal muscles contract

What is the role of the epiglottis?

• Gas exchange

• Closes the trachea when you swallow

• Carries air to the lungs

• Connects pharynx to larynx