Respiratory system

The respiratory system

The parts of the respiratory system

Air enters the Mouth and nose

Pharynx-warms up and moisten air

Epiglottis-the flap which guides food to the oesophagus and air to the trachea

Larynx-the voice box

Trachea

Lungs

Bronchus-Alveoli (gas exchange)

Diaphragm

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  • Created by: Hayley
  • Created on: 25-04-10 11:45
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Respiratory system
The parts of the respiratory system
Air enters the Mouth and nose
Pharynxwarms up and moisten air
Epiglottisthe flap which guides food to the oesophagus and air to the trachea
Larynxthe voice box
Trachea
Lungs
BronchusAlveoli (gas exchange)
Diaphragm
The functions of the respiratory system
Deliver oxygen to the body and take away carbon dioxide
The percentage of oxygen and carbon dioxide inhaled and exhaled air
Gas inhaled exhaled
Oxygen 21% 16%
Carbon dioxide 0.04% 4 %
Nitrogen 79% 79%
What is the definition and explanation of
Tidal volume:
The amount of air breathed in or out during normal respiration
Residual volume:
The volume of air that remains in the lungs after the individual has breathed out
as much as they can
Vital capacity:
The measure of air in a full breath.

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What is VO2 max?
The maximum amount of oxygen a person can use per minute of work
What is an alveoli and what is its functions?
The passage of air from breathing air into the exchange of gases in the
lungs.…read more

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