The Pathway of Air (AQA GCSE Physical Education): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 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 does air typically enter through the mouth instead of the nasal cavity?
When does air typically enter through the mouth instead of the nasal cavity?
During intense physical activity
Which two systems does the pharynx serve?
Which two systems does the pharynx serve?
Respiratory & digestive systems
What does the larynx contain?
What does the larynx contain?
Vocal cords
What is the larynx involved in producing?
What is the larynx involved in producing?
Sound
What is the trachea lined with?
What is the trachea lined with?
Cilia & mucus
What function do the cilia and mucus in the trachea perform?
What function do the cilia and mucus in the trachea perform?
Trap & expel dust and particles
How many bronchi does the trachea divide into?
How many bronchi does the trachea divide into?
Two
What do the bronchioles lead to?
What do the bronchioles lead to?
Alveoli
What are alveoli?
What are alveoli?
Tiny air sacs at end of bronchioles
What characteristic do the walls of the alveoli have?
What characteristic do the walls of the alveoli have?
Extremely thin
Where does gas exchange occur in the respiratory system?
Where does gas exchange occur in the respiratory system?
Alveoli