Respiratory System

Which organ system includes the trachea, bronchi, lungs, and alveoli?

• Digestive system

• Circulatory system

• Respiratory system

• Nervous system

The __________ system is the body system that allows you to inhale and exhale air (spelling counts!)

The main organ found in the respiratory system

• Brain

• Intestines

• Stomach

• Lungs

Which organ system gets oxygen into the bloodstream and removes carbon dioxide?

• Respiratory system

• Muscular system

• Digestive system

• Circulatory system

The body has several organ systems. Which organ system is pictured here?

e

digestive system

circulatory system

skeletal system

muscular system

respiratory system

nervous system

What is the role of the alveoli in the respiratory system?

• To pump blood

• To filter out carbon dioxide

• To facilitate the exchange of oxygen and carbon dioxide

• To move air in and out of the lungs

Which organ is primarily responsible for the exchange of oxygen and carbon dioxide in the respiratory system?

• Heart

• Lungs

• Liver

• Kidneys

Label the parts of the respiratory system

b

c

d

e

a

f

diaphragm

lungs

alveoli

bronchi

trachea

bronchioles

Label the picture

d

b

c

f

g

e

a

Lung

Nassal passages

Diaphragm

Pharynx

Bronchi

Larynx

Trachea

Label the parts of the respiratory system.

a

b

c

d

trachea

lungs

nose

bronchi