Respiratory System

Which 2 substances are exchanged in the Respiratory System?

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

Tags

NGSS.HS-LS2-3

The windpipe is also known as which organ?

• Lung
• Trachea
• Alveoli
• Nose

Tubes that move air from the trachea to the lungs.

• Alveoli
• Bronchi
• Veins
• Arteries

Which part of the Respiratory System collects air from the environment & heats/moistens the air before entering the body?

• lungs
• nose
• heart
• brain

The main organ of the Respiratory System where the gas exchange takes place.

• Heart
• Small Intestine
• Lungs
• Anus

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

• expanding with air
• shrinking - pushing air out

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

• expanding with air
• shrinking - pushing air 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

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

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

Tags

NGSS.5-LS2-1

A disorder of the lungs called ____ causes the bronchi to become restricted (get smaller) so air can't get to the lungs.

• asthma 
• cold
• influenza 
• bronchitis