Circluatory and Respiratory System

What is the main organ of the circulatory system?

• small intestine

• bone

• lungs

• heart

Tags

NGSS.MS-LS1-3

Arteries carry blood with oxygen away from the heart.

• True

• False

Veins carry blood with carbon dioxide back to the heart.

• False

• True

Tags

NGSS.MS-LS1-3

The job of the heart is to . . .

• pump blood around the body.

• send food to the small intestines.

• break down food.

• give energy to the body.

EXHALE!!!
My lungs are __________________ air. 

• taking in
• letting out

Tags

NGSS.HS-LS2-5

What are the main organs of the respiratory system?

• diapragm

• lungs

• trachea

• bronchi

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

• carbon dioxide/ oxygen

• oxygen/carbon dioxide

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-3

Gas that we breathe out

• Carbon dioxide

• Oxygen

• Helium

Gas we breathe in

• Carbon dioxide

• Oxygen

• Helium

The respiratory system is the body system in which _______ exchange takes place.

• blood
• gas
• nutrients
• waste