Understanding Sinus Infections

What is the estimated number of sinus infection diagnoses made annually in the US?

• 30 to 35 million

• 50 to 55 million

• 10 to 15 million

• 70 to 75 million

What is the primary function of the paranasal sinuses?

• To produce hormones

• To store oxygen

• To warm and humidify air

• To filter blood

What role do cilia play in the sinuses?

• They produce mucus

• They trap dust particles

• They move mucus towards the nasal cavity

• They absorb nutrients

What is a common cause of sinus infections?

• High sugar intake

• Viral infections

• Excessive exercise

• Lack of sleep

What happens to mucus during a sinus infection?

• It becomes thinner

• It becomes thicker and more viscous

• It changes color to blue

• It stops being produced

Which sinuses are most often infected due to their anatomical structure?

• Ethmoid sinuses

• Maxillary sinuses

• Sphenoid sinuses

• Frontal sinuses

Where is the collection duct located in the maxillary sinuses?

• On the side

• In the middle

• At the top

• At the bottom

Why might leaning forward help relieve sinusitis symptoms?

• It reduces inflammation

• It cools down the sinuses

• It helps drain mucus towards the ducts

• It increases blood flow

What did scientists discover when comparing human and goat sinuses?

• Human sinuses drain better when tilted forward

• Goat sinuses are larger

• Goat sinuses are more prone to infection

• Human sinuses drain faster when upright

What evolutionary trait is suggested to have influenced the location of the sinus ostia?

• Bipedalism

• Speech development

• Dietary changes

• Climate adaptation