NEW
Font size
WorksheetsRespiratory System Quiz
Total questions: 12
Worksheet time: 6mins
What is the main function of the respiratory system?
To digest food
To circulate blood
To breathe in oxygen and breathe out carbon dioxide
To produce hormones
Which of the following is NOT a part of the respiratory system?
Lungs
Stomach
Trachea
Diaphragm
What does the respiratory system help protect you from?
Harmful particles and germs
Excessive sunlight
Loud noises
High temperatures
What is the role of the diaphragm in the respiratory system?
To filter blood
To aid in breathing
To digest food
To produce sound
What is the main site for oxygen and carbon dioxide exchange in the human body?
Bronchi
Alveoli
Trachea
Diaphragm
What is the primary gas expelled by the respiratory system?
Oxygen
Nitrogen
Carbon dioxide
Hydrogen
Which part of the respiratory system is involved in protecting it?
Skin
Ribs
Hair
Teeth
Which part of the respiratory system is referred to as the "windpipe"?
Sinuses
Larynx
Trachea
Diaphragm
Where does the respiratory tract start?
Lungs
Diaphragm
Nose and mouth
Bronchi
Which structure in the respiratory system is responsible for voice production?
Larynx
Trachea
Bronchi
Alveoli
What is the primary muscle involved in the process of inhalation?
Abdominal muscles
Pectoral muscles
Diaphragm
Intercostal muscles
Which part of the respiratory system warms and humidifies the air we breathe?
Alveoli
Bronchi
Nasal cavity
Lungs
