The Circulatory System

In which system of the human body does the heart belong?

• circulatory

• skeletal

• digestive

• breathing

Choose the correct option

How many chambers does a Heart contain?

• Five chambers

• Four Chambers

• Three Chambers

• None of these

Answer explanation

The Heart is made up of 4 chambers.

Upper 2 chambers are known as Auricles or Atrium.

Lower 2 chambers are known as Ventricles.

Our circulatory system helps us...

• Clean our blood.

• Sense the world around us.

• Transport nutrients, oxygen and waste around the body.

The Circulatory System is a ________ System.

• Transport

• Both

• Protective

• None of these

The heart is _____ size organ.

• Small

• Fist

• Big

• None of these

What is called the living pump of human body?

• Lungs

• Kidneys

• Heart

• Liver

Which of the following is NOT part of the circulatory system?

• heart

• blood

• bones

• blood vessels

Veins carry blood containing carbon dioxide from the body back to the heart.

• False

• True

Name this part of the circulatory system.

• Stomach

• Liver

• Lung

• Heart

Select the three parts of our circulatory system.

• Bronchi, trachea and heart.

• bones, muscles and heart.

• blood, blood vessels and heart.

• Nerves, spinal chord and heart.