Respiratory System Quiz

What is the function of the Adam's apple?

• To control the voice

• To filter the air

• To produce mucus

• To regulate body temperature

Which part of the respiratory system helps in controlling the voice?

• Trachea

• Bronchial tree

• Diaphragm

• Adam's apple

What is the name of the structure that separates the left and right lungs?

• Cardiac notch

• Bronchial tree

• Trachea

• Diaphragm

How many lobes does the left lung have?

• One

• Two

• Three

• Four

Which muscle contracts to increase the volume of the thoracic cavity during inhalation?

• Intercostal muscles

• Diaphragm

• Abdominal muscles

• Pectoralis major

What is the name of the structure where oxygen and carbon dioxide exchange occurs?

• Alveoli

• Trachea

• Bronchial tree

• Diaphragm

What happens to oxygen in the respiratory system?

• It gets filtered out

• It is exhaled as waste

• It enters the blood

• It is stored in the lungs

What is the waste product that is exhaled during breathing?

• Oxygen

• Carbon dioxide

• Nitrogen

• Water vapor

Where does the air go after entering the lungs?

• Stomach

• Heart

• Liver

• Alveoli

What is the purpose of the bronchial tree in the respiratory system?

• To warm the air

• To humidify the air

• To filter the air

• To transport air to the lungs