Circulatory System Makeup Quiz

Veins carry oxygen poor blood back to the heart.

• False

• True

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 main function of the circulatory system is 

• To give the body structure and support
• Excrete waste
• transport blood, nutrients, and gases throughout the body
• to transport messages from the body to the brain

The human heart is an organ that pumps blood throughout the body supplying oxygen, nutrients, blood, and hormones to and from the tissues removing _________ ___________ and other wastes.

• hydrogen dioxide
• carbon moxoide
• water molecules
• carbon dioxide

The heart is made up of _________ chambers

• one 
• two 
• three
• four

Arteries carry nutrient and oxygen rich blood _____________ from the heart.

• back to
• away
• parallel

Veins carry blood _________  the heart.

• back to 
• away
• parallel

What is the largest artery in the human body called?

• Superior Vena Cava
• Aorta
• Inferior Vena Cava
• Pulmonary Artery