Respiratory System

The respiratory system does ALL of these... EXCEPT...

• allowing us to speak
• carrying oxygen in the bloodstream to parts of the body
• releasing carbon dioxide waste from cells
• getting oxygen from the air and sending it to the bloodstream

The tube that goes from the throat to the bronchi is called the...

• larynx
• trachea
• bronchiole
• oesophagus

The ___________ is a dome shaped muscle under the lungs that expands and contracts to allow air in.

• bronchiole
• trachea
• diaphragm
• larynx

The ___________ are tiny, branching tubes that lead from the bronchi to the alveoli. 

• larynx
• pharynx
• trachea
• bronchioles

The ________ are sponge like organs in the body responsible for getting oxygen in, and carbon dioxide out. 

• lungs
• nose and mouth
• kidneys
• bronchioles

True or False:  Your blood pumps faster when you exercise to get more carbon dioxide to your cells.

• True
• False

Which type of blood vessel carries blood AWAY from your heart and to the rest of your body?

• veins
• arteries

Your blood gets rid of ________ and picks up ________ when traveling through the lungs.

• oxygen, carbon dioxide
• carbon dioxide, oxygen
• water, oxygen
• carbon dioxide, water

The blood vessels that are involved in the gas exchange that takes place in the lungs are called 

• veins
• arteries
• capillaries

Gas exchange in the lungs take place inside tiny air sacs which are known as 

• trachea
• bronchioles
• alveoli
• pharynx