Respiratory System Illustrated

#1

• Nasal Cavity

• Larynx

• Lungs

• Diaphragm

#2

• Nose

• Diaphragm

• Lungs

• Trachea

#3

• Trachea

• Lungs

• Alveoli

• Bronchi

#4

• Bronchi

• Lungs

• Alveoli

• Trachea

#5

• Alveoli

• Lungs

• Nasal Cavity

• Diaphragm

#6

• Lungs

• Alveoli

• Trachea

• Diaphragm

Which letter in the diagram above points to the trachea?

• A
• B
• C
• D

In which blood vessels are materials exchanged between the blood and the body's cells? 

• arteries
• capillaries
• bronchial tubes
• veins

Which muscle allows the lungs to inflate and deflate? 

• trachea
• diaphragm
• larynx
• lungs

What do we call the small sacs in the lungs where gas exchange takes place?

• Bronchial tubes
• Alveoli
• Diaphragm
• Villi