Understanding the Nose and Smell

Chloe and Nurb explore the nose, explaining its structure, functions, and role in breathing. They discuss how the nose warms, moistens, and filters air, and how it forms boogers and triggers sneezing. The video also covers the olfactory system, detailing how the nose detects smells and sends signals to the brain. The episode concludes with a salute to the nose's remarkable capabilities.

What is the main focus of the video presented by KidsHealth?

• The nose and its functions

• The circulatory system

• The digestive system

• The respiratory system

What separates the two nostrils in the nose?

• A membrane

• A bone

• A septum

• A cartilage

What is the role of the mucous membrane inside the nose?

• To generate tears

• To create mucus

• To produce saliva

• To produce sweat

What is a booger primarily composed of?

• Dried mucus and debris

• Tears

• Blood cells

• Saliva

At what speed can a sneeze expel particles from the nose?

• 125 miles per hour

• 50 miles per hour

• 75 miles per hour

• 100 miles per hour

What is the primary function of a sneeze?

• To warm the air

• To clear the throat

• To expel unwanted particles

• To moisten the nasal passage

What is the olfactory epithelium responsible for?

• Sensing sound

• Identifying smells

• Detecting light

• Tasting flavors

How do signals from the olfactory receptors reach the brain?

• Through the spinal cord

• Via the olfactory nerve

• Through the optic nerve

• Via the auditory nerve

What is the term 'olfactory' related to?

• Hearing

• Tasting

• Smelling

• Seeing

Which of the following is NOT a smell detected in the video?

• Orange

• Fresh bread

• Rose

• Chocolate