Question 1

What is the primary function of the respiratory system?

Accepted Answer

To exchange oxygen and carbon dioxide

Answer

To digest food

Answer

To pump blood

Answer

To protect the body from infections

Question 2

Which part of the respiratory system is responsible for gas exchange?

Accepted Answer

Alveoli

Answer

Lungs

Answer

Bronchi

Answer

Trachea

Question 3

What muscle helps in the process of breathing by contracting and relaxing?

Accepted Answer

Diaphragm

Answer

Heart

Answer

Liver

Answer

Lung

Question 4

What is the primary gas that we inhale through the respiratory system?

Accepted Answer

Oxygen

Answer

Carbon Dioxide

Answer

Nitrogen

Answer

Hydrogen

Question 5

What part of the respiratory system helps to filter and humidify the air we breathe?

Accepted Answer

Nasal cavity

Answer

Alveoli

Answer

Bronchi

Answer

Trachea

Question 6

What happens to the diaphragm when you inhale?

Accepted Answer

It contracts and moves downwards

Answer

It becomes rigid

Answer

It stays relaxed

Answer

It expands and moves upwards

Question 7

Which condition is caused by the inflammation of the lining of the bronchial tubes?

Accepted Answer

Bronchitis

Answer

Pneumonia

Answer

Asthma

Answer

Emphysema

Question 8

What is the function of the cilia in the respiratory system?

Accepted Answer

To trap and move particles out of the airways

Answer

To exchange gases

Answer

To produce sound

Answer

To absorb oxygen

Question 9

Which part of the respiratory system is commonly known as the windpipe?

Accepted Answer

Trachea

Answer

Bronchi

Answer

Larynx

Answer

Pharynx

Question 10

What gas do we exhale as a waste product of respiration?

Accepted Answer

Carbon Dioxide

Answer

Hydrogen

Answer

Nitrogen

Answer

Oxygen

Question 11

Which part of the respiratory system is primarily responsible for gas exchange?

Accepted Answer

Alveoli

Answer

Trachea

Answer

Bronchi

Answer

Lungs

Question 12

What muscle is primarily responsible for the process of breathing?

Accepted Answer

Diaphragm

Answer

Lungs

Answer

Intercostal muscles

Answer

Heart

Related quizzes

Related quizzes