Breathing Mechanics (Edexcel GCSE Physical Education): Flashcards
📚Flashcards
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14 cards from this deck
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Practise the cards
14 cards from this deck
Muscles contracting during inspiration (at rest)
Muscles contracting during inspiration (at rest)
Diaphragm & external intercostal muscles
Direction ribs move during inspiration
Direction ribs move during inspiration
Upwards and outwards
Chest cavity volume change during inspiration
Chest cavity volume change during inspiration
Increases
What happens to air during inspiration
What happens to air during inspiration
Rushes into lungs
Diaphragm state during expiration (at rest)
Diaphragm state during expiration (at rest)
Relaxes
External intercostals state during expiration
External intercostals state during expiration
Relax
Muscles contracting during expiration (at rest)
Muscles contracting during expiration (at rest)
Internal intercostals
Direction ribs move during expiration
Direction ribs move during expiration
Downwards and inwards
Chest cavity volume change during expiration
Chest cavity volume change during expiration
Decreases
What happens to air during expiration
What happens to air during expiration
Forced out of lungs
Additional muscles for inspiration during exercise
Additional muscles for inspiration during exercise
Pectorals & sternocleidomastoid
What do pectorals & sternocleidomastoid raise?
What do pectorals & sternocleidomastoid raise?
Sternum
Effect of raising sternum during exercise
Effect of raising sternum during exercise
Lungs expand further
Muscles contracting during expiration in exercise
Muscles contracting during expiration in exercise
Abdominal muscles