Human Respiratory System Quiz

What is the function of the nasal hair in the upper Airways?

• To produce nasal mucus

• To exchange gases

• To trap large dirt particles

• To warm the inspired air

How many lobes does the left lung have?

• Two

• Four

• One

• Three

What is the main function of the alveoli in the respiratory system?

• To trap large dirt particles

• To exchange gases

• To warm the inspired air

• To produce nasal mucus

What is the purpose of the bronchioles in the respiratory system?

• To push the nasal mucus towards the pharynx

• To warm the inspired air

• To trap large dirt particles

• To exchange gases

Which muscle is responsible for most of the work of breathing?

• Rib muscles

• Chest muscles

• Neck muscles

• Abdominal muscles

What is the term for the natural way of breathing at rest?

• Diaphragmatic breathing

• Laryngeal breathing

• Pleural breathing

• Chest breathing

What causes the lungs to inflate and deflate during breathing?

• Chest muscles

• Positive pressure

• Negative pressure

• Abdominal muscles

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

• To produce nasal mucus

• To exchange gases

• To trap large dirt particles

• To move mucus and trapped particles towards the pharynx

What is the role of the trachea in the respiratory system?

• To warm the inspired air

• To carry air to and from the lungs

• To trap large dirt particles

• To produce nasal mucus

What is the function of the capillaries in the alveoli?

• To trap large dirt particles

• To exchange gases

• To warm the inspired air

• To produce nasal mucus