Respiratory system_Functions

Which of the following parts allow air to gets in our body

• entrance of nose

• entrance of mouth

• windpipe

• rings of cartilage

Our mouth and nose both connect to

• trachea

• rings of cartilage

• lungs

• bronchi

After enter our body through mouth or nose, where does the air go next?

• lungs

• bronchus

• trachea or windpipe

• bronchioles

Rings of cartilage cover our windpipe or trachea, what are their functions?

• To keep the trachea open

• To prevent the trachea collapsing

• To help keeping air moving in and out of your body

• All of the answers are correct

Which of the following parts carry air deep into the lungs?

• bronchi

• bronchioles

• air sacs

• trachea

Bronchi and bronchioles, which are smaller and carry air deeper into lungs

• Bronchi

• Bronchioles

Where is the oxygen goes into blood and the carbon dioxide comes out

• bronchi

• bronchioles

• trachea

• air sacs

Voicebox can be called

• trachea

• larynx

• bronchi

• bronchioles

What is the most important part of respiratory system

• nose

• larynx

• lungs

• diaphragm

When we inhale, we ______ oxygen.

When we exhale, we _______ carbon dioxide

• release,

  take in

• take in,

  absorb

• take in,

  release

• release,

  absorb