Learn Why We Sneeze!

Sneezing is a reflex action that helps clear irritants from nasal passages. It involves nerve stimulation, muscle contraction, and expulsion of air to remove irritants. Sneezes can travel at high speeds and release numerous droplets. The process is a protective reflex, highlighting its complexity.

What is the primary purpose of sneezing?

• To enhance the sense of smell

• To clear irritants from the nasal passages

• To regulate body temperature

• To improve breathing efficiency

Which part of the body triggers the sneezing reflex?

• The throat

• The diaphragm

• The nerve endings in the nose

• The lungs

What happens to the muscles in the chest and diaphragm during a sneeze?

• They remain unchanged

• They expand to increase lung capacity

• They contract to expel air forcefully

• They relax to allow more air in

How fast can a sneeze travel?

• Up to 50 miles per hour

• Up to 150 miles per hour

• Up to 200 miles per hour

• Up to 100 miles per hour

Why is sneezing considered a protective reflex?

• It prevents irritants from entering the respiratory system

• It enhances hearing

• It improves vision

• It helps in digestion