Respiratory System Quiz

What does the respiratory system consist of?

• Heart and blood vessels

• Lungs and air passages

• Stomach and intestines

• Kidneys and urinary ducts

What is the function of the nasal cavities?

• To filter and warm the air entering the lungs

• To produce vocal sounds

• To exchange oxygen and carbon dioxide

• To digest food

What is the role of the epiglottis?

• To produce vocal sounds

• To exchange gases in the lungs

• To prevent food or liquid from entering the air passages during swallowing

• To connect the nasal cavity to the throat

Which of the following is not a part of the pharynx?

• Nasopharynx

• Oropharynx

• Laryngopharynx

• Bronchi

What is the trachea commonly known as?

• Food pipe

• Windpipe

• Voice box

• Heart valve

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

• To produce vocal sounds

• To filter the air

• To exchange oxygen and carbon dioxide

• To warm the air

How are the right and left mainstem bronchi different?

• The right mainstem bronchus is wider and more vertical than the left.

• The left mainstem bronchus is wider and more vertical than the right.

• The right mainstem bronchus is only wider than the left.

• The left mainstem bronchus is only more vertical than the right.

How many lobes does the right lung have?

• Two

• Three

• Four

• Five

What is the process of breathing in air called?

• Expiration

• Ventilation

• Inspiration

• Respiration

What is controlled by the respiratory center in the medulla oblongata?

• The process of digestion

• The process of circulation

• The process of ventilation

• The process of perspiration