Circulatory System

What is the main organ of the circulatory system shown in the image?

• Brain

• Lung

• Heart

• Kidney

What is the function of red blood cells in the human body?

• To carry nutrients

• To fight infections

• To carry oxygen

• To help in digestion

Which part of the body is primarily responsible for pumping blood?

• Lungs

• Heart

• Veins

• Arteries

What do veins do in the circulatory system?

• Carry blood away from the heart

• Pump blood

• Carry blood towards the heart

• Produce blood cells

What type of blood does an artery carry?

• Oxygen-poor blood

• Nutrient-rich blood

• Oxygen-rich blood

• Waste materials

What is the function of the heart in the human body?

• To digest food

• To pump blood

• To breathe air

• To control body temperature

Which part of the heart is responsible for receiving blood from the body?

• Left Ventricle

• Right Atrium

• Left Atrium

• Right Ventricle

What are the Ventricles responsible for in the heart?

• Receiving blood from the body

• Pumping blood out of the heart

• Carrying blood to the lungs

• Filtering blood

Which of the following is NOT listed as a common circulatory system problem?

• Atherosclerosis

• Heart disease

• Lung infection

• High blood pressure

Which of the following is recommended for maintaining good health?

• Stay up late

• Eat fruits and veggies

• Spend all day indoors

• Ignore your weight