Heart and Circulatory system

Which number is the aorta?

• 1

• 2

• 5

• 6

The two chambers of the heart which receive blood are known as the _________

• atria
• ventricles
• systemics
• pulmonic

Which chamber is letter D?

• Left atrium

• Left ventricle

• Right atrium

• Right ventricle

Freshly oxygenated blood is delivered to the _____________ and then it passes into the  __________ to be pumped to the entire body.

• right ventricle; right atrium
• left ventricle; left atrium
• left atrium; left ventricle
• right atrium; right ventricle

What is the most muscular chamber of the heart?

• left ventricle

• left atrium

• right atrium

• right ventricle

As the right ventricle contracts, the blood flows into the 

• Heart
• Pulmonary arteries 
• Atrium
• Ventricle 

Which letter is the left ventricle?

• A

• C

• F

• G

The purpose of heart valves is to 

• set the pace at which the heart beats
• prevent blood from flowing backward
• oxygenate the blood as it passes through the valve
• add minerals to the blood

The tricuspid valve ensures that _?_ blood flows in the correct direction from the right atrium to the right ventricle

• oxygenated blood

• no

• deoxygenated

• blue

The aorta pumps blood to the

• lungs

• whole of the body

• head

• legs