The Structure & Functions of the Cardio-Respiratory System (Edexcel GCSE Physical Education): Quizzes
📚Quizzes
Practise the questions
11 questions from this quiz
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Practise the questions
11 questions from this quiz
What are the three functions of the nasal cavity when air enters?
What are the three functions of the nasal cavity when air enters?
Filtered, warmed, humidified
When is air most likely to enter through the mouth rather than the nasal cavity?
When is air most likely to enter through the mouth rather than the nasal cavity?
During intense physical activity
Which two systems does the pharynx serve?
Which two systems does the pharynx serve?
Respiratory and digestive
What structure does the larynx contain?
What structure does the larynx contain?
Vocal cords
What lines the trachea to trap and expel particles?
What lines the trachea to trap and expel particles?
Cilia and mucus
How many bronchi does the trachea divide into?
How many bronchi does the trachea divide into?
Two
What do bronchioles lead to?
What do bronchioles lead to?
Alveoli
What are alveoli?
What are alveoli?
Tiny air sacs
What surrounds the alveoli?
What surrounds the alveoli?
Capillaries
During gas exchange, where does oxygen move to from the alveoli?
During gas exchange, where does oxygen move to from the alveoli?
Blood in capillaries
What gas moves from the blood into the alveoli to be exhaled?
What gas moves from the blood into the alveoli to be exhaled?
Carbon dioxide