What divides the nasal cavity?

• Nasal septum

• Conchae

• Soft palate

• Hard palate

Where are olfactory receptors located in the respiratory system?

• In the alveoli

• On the superior surface of the nasal cavity

• In the trachea

• In the bronchi

What is the role of the respiratory mucosa lining the nasal cavity?

• To support the nasal septum

• To moisten air and trap foreign particles

• To separate the nasal cavity from the oral cavity

• To increase surface area

Which bones surround the nasal cavity?

• Temporal and occipital

• Frontal, sphenoid, ethmoid, and maxillary

• Parietal and zygomatic

• Mandible and hyoid

Where are the pharyngeal tonsils located?

• In the oropharynx

• In the nasopharynx

• At the base of the tongue

• In the laryngopharynx

What is the larynx commonly called?

• Throat

• Voice box

• Windpipe

• Nasal cavity

What is the role of the pharyngotympanic tubes?

• To produce mucus

• To drain the middle ear

• To lighten the skull

• To route food into the esophagus

What is the primary function of the larynx?

• To produce hormones

• To route air and food into proper channels

• To filter blood

• To store nutrients

What is the role of the oropharynx and laryngopharynx?

• To produce mucus

• To serve as passageways for air and food

• To lighten the skull

• To drain the middle ear

How are the walls of the trachea reinforced?

• With smooth muscle

• With C-shaped rings of hyaline cartilage

• With elastic fibers

• With bone