Respiratory system

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What is the pathway of air?
Nasal Cavity, Pharynx, Epiglottis, Larynx, Trachea, Bronchi, Bronchioles, Alveoli.
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What are the two responses of the respiratory system
Increased tidal volume and increased breathing rate
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What are the three adaptations of the respiratory system?
Increased strength of the respiratory muscles, Increased vital capacity, Increased diffusion rate.
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What are the additional factors?
Asthma and altitude training
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What is the total lung volume?
6 lirers
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What is the volume for vital capacity?
4.8 litres
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What is the value for tidal volume?
0.5 litres
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What is the value for residual volume?
1.2 litres
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Explain what is meant by tidal volume.
The amount of air inspired or expired in a normal breath when the person is at rest.
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Explain what is meant by vital capacity.
The volume of air that can be inspired or expired per breath, including forced breathing.
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Explain what is meant by residual volume.
The amount of air that remains in the lungs after a maximum exhalation to prevent your lungs from collapsing.
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What happens with the respiratory muscles when we inhale?
The external intercostal muscles contract, the internal intercostal muscles relax , the diaphragm contracts.
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What happens with the respiratory muscles when we exhale?
The internal intercostal muscles contract, the external intercostal muscles relax and the diaphragm contracts
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Other cards in this set

Card 2

Front

What are the two responses of the respiratory system

Back

Increased tidal volume and increased breathing rate

Card 3

Front

What are the three adaptations of the respiratory system?

Back

Preview of the front of card 3

Card 4

Front

What are the additional factors?

Back

Preview of the front of card 4

Card 5

Front

What is the total lung volume?

Back

Preview of the front of card 5
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