The movement of blood through the heart and body is called

• respiration.

• circulation.

• digestion.

• locomotion.

How many chambers are there in the human heart?

• 1

• 2

• 3

• 4

In circulation, the first loop of the blood goes to the ______________ and the second loop goes to the _______________.

• lungs, body

• body, lungs

• lungs, brain

• stomach, heart

The process that takes place inside cells and gives the body energy is

• respiration.

• circulation.

• digestion.

• breathing.

Tags

NGSS.MS-LS1-7

With circulation, the heart provides your body with:

• oygen.

• nutrients.

• a way to get rid of waste.

• all of the above.

These are tubes that carry blood back to the heart:

• arteries.

• veins.

• capillaries.

• ventricles.

What is the purpose of the respiratory system?

• To pump blood and nutrients through the body

• To bring in carbon dioxide and remove oxygen

• To bring in oxygen and remove carbon dioxide

• To break down waste

These are the smallest blood vessels.

• arteries

• capillaries

• veins

• lungs

What are the main organs of the respiratory system?

• veins

• arteries

• heart

• lungs

How does the respiratory system interact with your muscular system?

• The veins are muscles and pump blood.

• The arteries are muscles and pump blood.

• The lungs are muscles and pump blood.

• The diaphragm is a muscle that helps you breathe.