Respiratory System

the process by which the body obtains and uses oxygen and removes carbon dioxide and water.

• breathing
• respiration
• digestion
• circulation

Number 6 is pointing to which organ of the Respiratory System

• Nose
• Lung
• Diaphragm
• Bronchi Tube

Which 2 substances are exchanged in the Respiratory System?

• oxygen and nitrogen
• carbon dioxide and oxygen
• oxygen and glucose
• glucose and carbon dioxide

The windpipe is also known as which organ?

• Lung
• Trachea
• Alveoli
• Nose

The place in the lungs where oxygen and carbon dioxide are exchanged 

• Diaphragm
• Alveolus
• Bronchi Tube
• Trachea

Number 11 is pointing to which organ of the Respiratory System?

• Alveoli
• Lungs
• Bronchi Tubes
• Bronchioles

Letter D is pointing to which Respiratory organ?

• Alveoli
• Diaphragm
• Lung
• Bronchi

Letter B is pointing to which organ of the Respiratory System?

• Nose
• Trachea
• Lungs
• Diaphragm

When the diaphragm contracts and moves down, the lungs are...

• expanding with air
• shrinking - pushing air out

When the diapragm relaxes and moves back up, the lungs are...

• expanding with air
• shrinking - pushing air out