Respiratory System

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

What are the main organs of gas exchange in the respiratory system?

• diapragm
• lungs
• trachea
• bronchi

What is the function of the bronchi?

• Transport air from nose to lungs
• Transport air from trachea to lungs
• Transport air from lungs to alveoli
• Transport air from alveoli to blood

Tags

NGSS.MS-LS1-3

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 

The air sacs that are covered with capillaries where gas exchange takes place

• bronchi
• lungs
• oxygen
• alveoli

Tags

NGSS.HS-LS2-5

Name the structure labeled 8 

• lungs 
• trachea 
• diaphragm 
• alveoli 

The trachea is

• 2

• 3

• 4

• 9

When we inhale, our chest (a) _________ and our diaphragm moves (b)_______________,

• (a) becomes smaller (b) downwards

• (a) expands (b) downwards

• (a) becomes smaller (b) upwards

• (a) expands (b) upwards

What component of the respiratory system helps to catch dust particles?

• Pharynx

• Larynx

• Cilia

• Trachea

What term is used for the entire process of exchanging gases between the atmosphere and body cells?

• Respiration

• Inspiration

• Perspiration

• United Nations

Tags

NGSS.MS-LS2-3