respiratory system

Microscopic sacs where gas exchange takes place; are called:

• alveoli

• bronchi

• villi

The trachea branches off into two:

• Alveoli
• Bronchi
• Bronchioles

Another name for the throat is called the:

• Nasopharynx
• Pharynx
• Larynx

Which body structure protects the lungs from outside harm?

• Cartilage
• Tiny Sacs
• The Rib Cage

What important activity takes place in the lungs?

• Food is digested
• Waste filtered from blood
• Oxygen (O2) is exchanged for Carbon Dioxide (CO2)
• Trachea is exchanged for the larynx

What is another name for the windpipe?

• Lungs
• Trachea
• Larynx
• Esophagus

To go on living, the body's cells need food, water, chemicals and ...

• Helium
• Oxygen
• Nitrogen
• Carbon Dioxide

Which part of the Respiratory System collects air from the environment & heats/moistens the air before entering the body?

• lungs

• nose

• heart

• mouth

Which is not a job of the respiratory system?

• taking in oxygen

• taking in carbon dioxide

• moisten air

• transport glucose

What is labeled at E?

• bronchi

• trachea

• pharynx

• none of the above