Understanding the Respiratory System

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

• air/oxygen

• oxygen/carbon dioxide 

• carbon dioxide/waste 

• waste/air 

Tags

NGSS.MS-LS1-3

Gas exchange is needed to supply _____________ to cells and remove __________________

• carbon dioxide; oxygen

• oxygen; food

• oxygen; carbon dioxide

• carbon dioxide; water

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

What is function of the dome-shaped diaphragm muscle?

• This is where gas exchange happens.

• Air passes through the diaphragm on the way to the lungs.

• It attaches to the lungs and contracts and relaxes to help in breathing.

What is function of the dome-shaped diaphragm?

• This is where gas exchange happens.

• Air passes through the diaphragm on the way to the lungs.

• It attaches to the lungs to help in breathing.

• It is under the lungs and keeps them from falling down to your stomach.

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

What is tube that is also known as your wind pipe?

• esophogus

• bronchi

• trachea

• alveoli

What type of cells carry oxygen in the blood?

• red blood cells

• white blood cells

Tags

NGSS.MS-LS1-3

What is the primary function of the respiratory system?

• To circulate blood throughout the body

• To exchange gases between the body and the environment

• To digest food

• To produce hormones

Which structure in the respiratory system is primarily responsible for gas exchange?

• Trachea

• Bronchi

• Alveoli

• Diaphragm

What is the role of the diaphragm in the respiratory system?

• It filters dust and particles from the air

• It pumps blood through the lungs

• It contracts and relaxes to help move air in and out of the lungs

• It exchanges oxygen and carbon dioxide