Structure of heart

What is the main organ of the circulatory system?

• Brain

• Lungs

• Heart

• Blood Vessels

How many chambers does the heart have?

• 1
• 2
• 3
• 4

What is letter A called?

• Right atrium

• Right ventricle

• Left atrium

• Left ventricle

What is letter J called?

• Right atrium

• Right ventricle

• Left atrium

• Left ventricle

Of the four chambers, which one carries oxygen rich blood?

• F and J

• F and A

• A and G

• J and G

Which chamber in the heart RECEIVE blood from the body?

• Right Atrium

• Right Ventricle

• Left Atrium

• Left Ventricle

Which chamber in the heart PUMP blood to your brain?

• Right Atrium

• Left Ventricle

• Left Atrium

• Right Ventricle

This chamber of the heart RECEIVES blood returning from the body

• Right Atrium
• Right Ventricle
• Left Atrium
• Left Ventricle

Which side of the heart contains oxygen rich blood?

• the right
• the left
• atrium

• ventricle

What is the difference between blood in the right atrium and left ventricle?

• Blood in the right atrium has more oxygen

• Blood in the right atrium has more pressure

• Blood in the left atrium has more oxygen

• No difference