Circulatory System

What is the function of the heart?

• To pump blood around the body
• To remove oxygen from the blood
• To allow blood to flow through it 
• To breath

How many chambers does the heart have ? 

• 4
• 6
• 3
• 1

What is the heart ? 

• meaty organ 
• a small metal spike with a broadened flat head,
• organ of soft nervous tissue 
• muscular organ

Tags

NGSS.MS-LS1-3

What is the main organ in the circulatory system?

• vein
• lung
• heart
• aorta 

Arteries carry oxygen rich blood away from the heart.

• True

• False

Veins carry oxygen poor blood back to the heart.

• False

• True

The heart is about the size and shape of your . . .

• head

• fist

• hand

• foot

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

• respiratory
• digestive
• muscular
• skeletal

Tags

NGSS.HS-LS1-7

The human heart is a ____-chambered organ.

• 1
• 2
• 3
• 4

the system of blood vessels and the heart

• circulatory system
• heart valve
• right atrium
• vein