Respiratory System Quiz

Which of the following is not a part of the respiratory system?

• Nose

• Pharynx

• Heart

• Lungs

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

• To filter air

• To transport air to the lungs

• To exchange gases

• To produce sound

Which organ is directly connected to the larynx in the respiratory system?

• Esophagus

• Trachea

• Left lung

• Right lung

What is the correct order of airflow in the lungs?

• Alveoli → Bronchioles → Bronchi

• Bronchioles → Alveoli → Bronchi

• Bronchi → Bronchioles → Alveoli

• Alveoli → Bronchi → Bronchioles

Which division of the respiratory system includes passages for airflow from nostrils to bronchioles?

• Respiratory division

• Conducting division

• Upper respiratory tract

• Lower respiratory tract

What is included in the upper respiratory tract?

• Organs of the thorax, trachea through lungs

• Distal gas-exchange regions, alveoli

• Organs in head and neck, nose through larynx

• Bronchi, bronchioles, alveoli

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

• Conducting division

• Upper respiratory tract

• Lower respiratory tract

• Respiratory division

What is one of the functions of the nose related to air?

• It filters out carbon dioxide.

• It warms, cleanses, and humidifies inhaled air.

• It cools the air before it enters the lungs.

• It increases oxygen concentration.

How does the nose contribute to the sense of smell?

• It filters out dust particles.

• It detects odors.

• It amplifies sound.

• It regulates air pressure.

In what way does the nose assist in vocalization?

• It acts as a resonating chamber that amplifies the voice.

• It vibrates to create sound.

• It filters sound waves.

• It produces vocal cords.