Understanding the Human Nose

What is the primary function of the respiratory system?

• To help in digestion

• To allow breathing

• To circulate blood

• To support movement

What are the two openings in the nose called?

• Ears

• Eyes

• Nostrils

• Mouth

What is the role of the small hairs in the nose?

• To detect sound

• To produce mucus

• To warm and filter air

• To enhance smell

What is the olfactory nerve responsible for?

• Hearing

• Smelling

• Touching

• Tasting

Where is the olfactory nerve located?

• In the lungs

• On the roof of the nasal cavity

• In the ears

• In the mouth

How many different smells can the olfactory nerve detect?

• One trillion

• One hundred

• One billion

• One million

How does the olfactory nerve enhance taste?

• By cooling the mouth

• By producing saliva

• By enhancing the sense of smell

• By blocking bad smells

Why might food taste bland when you have a stuffy nose?

• Because you can't hear the food

• Because you can't smell the food

• Because you can't touch the food

• Because you can't see the food

What is a fun way to remember the olfactory nerve?

• Think of a sweet candy

• Think of an old factory

• Think of a loud noise

• Think of a new factory

What is the main entrance to the respiratory system?

• The ears

• The mouth

• The nose

• The eyes