Breathing Mechanics (Edexcel GCSE Physical Education): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
Which two structures contract during inspiration at rest?
Which two structures contract during inspiration at rest?
Diaphragm & external intercostals
What direction do the ribs move during inspiration?
What direction do the ribs move during inspiration?
Upwards and outwards
What happens to the volume of the chest cavity during inspiration?
What happens to the volume of the chest cavity during inspiration?
It increases
Which muscles relax during expiration at rest?
Which muscles relax during expiration at rest?
Diaphragm & external intercostals
Which muscles contract during expiration at rest?
Which muscles contract during expiration at rest?
Internal intercostals
What direction do the ribs move during expiration?
What direction do the ribs move during expiration?
Downwards and inwards
What happens to chest cavity volume during expiration?
What happens to chest cavity volume during expiration?
It decreases
Which additional muscles help with inspiration during exercise?
Which additional muscles help with inspiration during exercise?
Pectorals & sternocleidomastoid
What do pectorals and sternocleidomastoid do during exercise inspiration?
What do pectorals and sternocleidomastoid do during exercise inspiration?
Raise the sternum
Which muscles pull the rib cage down quickly during exercise expiration?
Which muscles pull the rib cage down quickly during exercise expiration?
Abdominal muscles