EOG Respiratory System Quiz

What is the main purpose of the lungs?

• To filter blood clots

• To take in oxygen from the air

• To protect the heart from sudden shocks

• To help in digestion

How many lungs do humans have?

• One

• Two

• Three

• Four

What leaves the body via the lungs?

• Oxygen

• Nitrogen

• Carbon dioxide

• Blood clots

What is one of the best ways to keep your lungs healthy?

• Eating healthy foods

• Exercising often

• Drinking plenty of water

• Getting enough sleep

What happens to your lungs the more you exercise?

• They become weaker

• They stay the same

• They become stronger

• They require more oxygen

What is the main purpose of sneezing?

• To express a bodily emotion

• To remove foreign bodies and irritants from the body

• To communicate with others

• To cool down the body temperature

What is the scientific term for sneezing?

• Coughing

• Sternutation

• Irritation

• Inhalation

Which of the following is NOT a reason that people sneeze?

• Irritation in the nose

• Exposure to bright light

• Feeling full after a meal

• Hearing loud noises

How fast can the air from a sneeze travel?

• Up to 10 miles per hour

• Up to 50 miles per hour

• Up to 100 miles per hour

• Up to 150 miles per hour

What condition is most common in spring due to the presence of pollen in the air?

• Common cold

• Asthma

• Hay fever

• Influenza