Gas Exchange at the Alveoli (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
In which direction do gases move during gas exchange?
In which direction do gases move during gas exchange?
High to low concentration
What does oxygen bind with in the blood?
What does oxygen bind with in the blood?
Haemoglobin
What is formed when oxygen binds with haemoglobin?
What is formed when oxygen binds with haemoglobin?
Oxyhaemoglobin
What is oxyhaemoglobin used for at the working muscles?
What is oxyhaemoglobin used for at the working muscles?
Aerobic activity
What is produced during aerobic activity?
What is produced during aerobic activity?
Carbon dioxide
Where does gaseous exchange occur?
Where does gaseous exchange occur?
At alveoli & muscle capillaries
What removes carbon dioxide from the muscles?
What removes carbon dioxide from the muscles?
Haemoglobin
How thick are the walls of the alveoli?
How thick are the walls of the alveoli?
One cell thick
What type of surface area do alveoli have?
What type of surface area do alveoli have?
Very large surface area
What surrounds the alveoli to provide a blood supply?
What surrounds the alveoli to provide a blood supply?
Capillaries