Circulatory and Respiratory Systems

What is the primary organ of the Circulatory system?

• Blood

• Heart

• Blood Vessels

• Arteries

How many types of blood vessels are in our body?

• 1
• 2
• 3
• 4

Veins carry oxygen poor blood back to the heart.

• False

• True

Arteries carry oxygen rich blood away from the heart.

• True

• False

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.

______________ are the smallest blood vessels.

• Arteries
• Veins
• Capillaries

The circulatory system works with the ___________ system to provide our body with oxygen.

• respiratory
• digestive
• muscular
• skeletal

The circulatory system works with the __________ system to obtain energy from nutrients that we eat. 

• respiratory 
• digestive
• skeletal
• nervous

Tags

NGSS.MS-LS1-7

The heart has ___ chambers.

• 1
• 2
• 3
• 4

What does Deoxygenated mean?

• Oxygen-rich
• Blood flow
• Oxygen-poor
• Water Flow

Tags

NGSS.HS-LS1-7