Circulatory System

Which system allows blood to circulate throughout the body to transport oxygen and nutrients to all the cells and tissues?

• Nervous

• Respiratory

• Circulatory

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.

What is the circulatory system made up of?

• Lungs, blood, blood vessels

• Liver, kidneys, and stomach

• Heart, Blood Vessels, and Blood

The heart has ___ chambers.

• 1
• 2
• 3
• 4

What does blood do?

• Carries Water to cells
• Carries Oxygen to cells
• Carries Food to cells
• All of the above 

What does circulate mean?

• pump blood

• beat quickly

• go around and around

Identify

• Left atrium
• Right atrium
• Left ventricle
• Right ventricle

The sac of tissue that protects the heart is the 

• mediastinum
• pericardium
• interventricular septum
• myocardium

The goal of systemic circulation is to...

• distribute blood throughout the body

• return blood to the heart from the body

• return oxygenated blood to the lungs

• both distribute and return blood to the heart from the body

The main purpose of pulmonary circulation is...

• return deoxygenated blood to the heart

• distribute oxygenated blood to the body

• return oxygenated blood to the heart from the lungs