Respiratory System Review

What is the main function of the respiratory system?

• To remove oxygen and supply carbon dioxide to the body

• To supply oxygen and remove carbon dioxide from the body

• To supply carbon dioxide and remove oxygen from the body

• To remove both oxygen and carbon dioxide from the body

Where does the air enter first when we breathe in?

• Pharynx

• Trachea

• Nasal cavity

• Bronchioles

What are the tiny air sacs in the lungs called?

• Capillaries

• Alveoli

• Bronchioles

• Arterial

What type of blood is transported from the lungs to the cells of the body?

• Venous (or deoxygenated) blood

• Arterial (or oxygenated) blood

• Carbon dioxide-rich blood

• Oxygen-poor blood

Each main stem bronchus then branches into tubes that get smaller and smaller, like tree branches called the ​ (a)  

• bronchioles.
• trachea
• alveoli

The correct anatomical name for the windpipe is

• pharynx

• larynx

• trachea

• esophogus

In what order of organs does the air pass through the respiratory system?

• nasal cavity, pharynx, larynx, trachea, lung

• bronchi, trachea, larynx, pharynx, nasal cavity

• nasal cavity, trachea, pharynx, larynx, bronchi

• nasal cavity, pharynx, larynx, trachea, bronchi

which number represents the site where gas exchange occurs?

• 5

• 11

• 10

• 6

The larynx routes air and food into their proper channel and plays an important role in speech production. (voice box)

• True

• False

• Not enough data

• I don't know

Which one of the following is NOT true of the lungs

• the narrower portion of each lung is called the apex

• the base rests on the diaphragm

• the left lung has two lobes

• the right lung has three lobes

• both lungs have two lobes