Ch 9 Respiratory Quiz

What is the primary function of the nasal cavity?

• Gas exchange

• Humidify, filter, and warm incoming air

• Produce sound

• Store oxygen

What structures divide the nasal cavity and increase surface area?

• Septum and turbinates

• Epiglottis and cricoid cartilage

• Alveoli and bronchioles

• Sinuses and pleura

Which sinuses are NOT part of the paranasal sinuses?

• Frontal

• Maxillary

• Temporal

• Ethmoid

What structure prevents food from entering the trachea?

• Vocal cords

• Epiglottis

• Pharynx

• Sinuses

The trachea is reinforced with what structures to maintain an open airway?

• Smooth muscle
  

• Cartilaginous rings

• Alveoli

• Pleural membranes

The bronchi divide into smaller branches called:

• Alveolus

• Bronchioles or tertiary bronchi

• Pleura bronchus

• Alveoli

What is the function of the cilia in the trachea?

• Produce mucus

• Move mucus and debris upward

• Store oxygen

• Exchange gases

How many lobes does the right lung have?

• 1

• 2

• 3

• 4

What is the primary function of the alveoli?

• Produce mucus

• Gas exchange

• Support vocalization

• Increase lung volume

The Nasal Cavity