The Respiratory System

Identify the following

b

c

d

e

a

Bronchi

bronchioles

alveoli

pharynx

Lungs

What gas does human beings eliminate during respiration?

• Oxygen

• carbon dioxide

• involuntary

Is respiration a voluntary or involuntary movement?

• involuntary

• oxygen

• carbon dioxide

Identify the following

a

b

c

Larynx

Nose

Trachea

What gas does human being take in when we breathe?

• oxygen

• carbon dioxide

• involuntary