What are nasal passages for?

Answer 1

In HUMANS, mucus acts as an important unspecific form of defense against pathogens preventing them from entering your body and coating our stomach walls which prevents the highly acidic acids in our stomach from digesting itself.

In ANIMALS, mucus has many roles.

1. defense against predators Ex. hagfish
2. motion Ex. snails
3. homes Ex. cave swiftlet
4. hunting Ex. New Zealand glowworm
5. bungee (escape) cord Ex. banana slug

Answer 2

1. The nasal cavities are lined with ciliated connective tissue and a mucous membrane which filters dust and moistens inhaled air.
2. The air is warmed by the blood capillaries in the turbinate bones.
3. There are olfatory receptors, nerves, inside the nasal passages which register smell via the brain.

Answer 3

Nasal passages are used for breathing air into and out of the lungs. They help filter, warm, and moisten the air before it reaches the lungs. Additionally, nasal passages contain sensory receptors that assist in detecting smell.

Answer 4

They are the passages allowing in air to our lungs. They allow incoming air to pass over our smell receptors and filter out insects with hairs and warm the incoming air.

Answer 5

Its for breathing without getting insects in your mouth.
an opening in the nose through which air is inhaled and exhaled in respiration

Answer 6

The nasal cavity conditions the air to be received by the other areas of the respiratory tract. It has small hairs and mucus to prevent dirt and other germs from entering the body.

Answer 7

It connects the sinuses to the nasal cavity.

Answer 8

The nostrils and nasal cavity are used for breathing and smelling.

Answer 9

the nasal passage works by the nose and Trigger's our five sense's, smell.