The Circulatory Story test

What is the main function of the circulatory system?

• Digesting food
  

• Pumping blood throughout the body

• Controlling breathing

• Sending signals to the brain

Tags

CCSS.RI.4.2

CCSS.RI.4.3

Which organ is responsible for pumping blood in the circulatory system?

• Lungs
  

• Brain

• Heart

• Stomach

Tags

CCSS.RI.4.3

What are the two types of blood vessels mentioned in the book?

• Capillaries and bronchi

• Veins and arteries

• Tendons and ligaments

• Muscles and bones

Tags

CCSS.RI.4.1

CCSS.RI.4.3

What is the role of red blood cells in the circulatory system?

• To fight infections

• To carry oxygen

• To break down food

• To control body temperature

Tags

CCSS.RI.4.1

CCSS.RI.4.2

CCSS.RI.4.3

How does the heart prevent the backflow of blood?

• By pumping faster

• By producing more red blood cells

• By contracting its muscles

• By using valves

Tags

CCSS.RI.4.3

What does oxygen-rich blood do when it reaches the body’s cells?

• It gives the cells energy
  

• It cools the cells

• It removes waste from the cells

• It heats the cells

Tags

CCSS.RI.4.3

What is the name of the blood vessels that carry blood back to the heart?

• Arteries

• Capillaries

• Veins

• Nerves

Tags

CCSS.L.4.6

CCSS.RI.4.3

What helps blood move through veins against gravity?

• Muscles squeezing the veins

• Wind pushing on the body

• Faster heartbeat

• The lungs expanding

What is the purpose of white blood cells in the circulatory system?

• To fight infections and diseases

• To carry oxygen

• To help in digestion

• To transport nutrients

Tags

CCSS.RI.4.1

CCSS.RI.4.2

CCSS.RI.4.3

What happens to blood after it leaves the lungs?

• It picks up waste products

• It enters the brain first

• It stops circulating

• It returns to the heart rich in oxygen

Tags

CCSS.RI.4.1

CCSS.RI.4.2

CCSS.RI.4.3