Respiratory System

Which of these organs is not a part of the respiratory system?

• Trachea

• Lungs

• Heart

• Pharynx

If your lungs are inhaling, they are _____ air.

• Letting out

• Taking in

If your lungs are exhaling, they are ____ air.

• Taking in

• Letting out

What is the main function of the respiratory system?

• to provide oxygen and remove carbon dioxide from the body
• to bring oxygen to the body
• to break down food and absorb nutrients
• to remove oxygen from the body and deliver carbon dioxide

Tags

NGSS.HS-LS2-5

When you breathe, your lungs take in ___ and remove ___. 

• air/oxygen
• oxygen/carbon dioxide 
• carbon dioxide/waste 
• waste/air 

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-3

The largest organ(s) in the respiratory system are _____.

• Nasal Cavity

• Lungs

• Bronchi

• Larynx

Every cell in your body needs _____.

• Carbon Dioxide

• Nitrogen

• Oxygen

• Glucose

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

The exchange of gases between blood and cells is called ___.

• Pulmonary Ventilation

• Internal Respiration

• External Respiration

• Cellular Respiration

The exchange of gases occurs in the ____.

• Trachea

• Bronchi

• Alevoli

• Nose

The respiratory system can function on its own with no other human body system.

• True

• False