Respiratory System Test Review

Which of the following structures connects the nose to the throat?

• nasopharynx
• oropharynx
• laryngopharynx
• larynx

What is the purpose of the cartilaginous rings that surround the trachea?

• to prevent food from entering the trachea accidentally
• to prevent the trachea from collapsing between breaths
• to collect foreign particles and prevent them from entering the lungs
• to produce sound as air passes through them

Which of the following describes the path of carbon dioxide as it leaves your capillaries and exits through the respiratory system?

• alveoli, bronchi, bronchioles, trachea, larynx, pharynx, mouth/nose
• mouth/nose, pharynx, larynx, trachea, bronchi, bronchioles, alveoli
• mouth/nose, pharynx, larynx, bronchioles, trachea, bronchi, alveoli
• alveoli, bronchioles, bronchi, trachea, larynx, pharynx, mouth/nose

You are sitting calmly while you work on this test. The amount of air that is regularly being exchanged through your lungs during this time is called the...

• residual volume
• total lung capacity
• vital capacity
• tidal volume

Your doctor told you that you have an upper respiratory infection. Which of the following structures would NOT be affected by this infection? (choose 2)

• bronchi
• alveoli
• pharynx
• nose

Your friend had their larynx removed. What will they NOT be able to do?

• cough
• breath
• swallow
• speak

What happens to protect your airways when you swallow? (Choose 3)

• epiglottis tilts to cover larynx
• soft palate elevates
• vocal folds close
• you keep breathing
• the vocal folds open

Tonsils and alveolar macrophages are found within the respiratory system, but function as part of the...

• digestive system
• immune system
• muscular system
• nervous system

The function of the pleural fluid is to...

• keep the alveoli moist
• collect and trap foreign particles
• prevent the alveoli from collapsing
• reduce friction on surrounding tissues

Bronchi are smaller branches than bronchioles.

• True
• False