cardiovascular

What is the direction of blood flow in the circulatory system?

• lungs, body, heart, body

• body, lungs, heart, body

• heart, lungs, heart, body

• heart, body, lungs, body

The_______ is the chamber where oxygen rich blood enters the heart.

• right atrium

• left atrium

• right ventricle

• left ventricle

The_____is the most powerful pumping chamber of the heart because it is responsible for pumping blood to the rest of the body.

• Right atrium

• Left atrium

• Right ventricle

• Left ventricle

How many chambers does the heart have ? 

• 4
• 6
• 3
• 1

Which part of the heart pumps deoxygenated (oxygen-poor) blood?

• Left side
• Right side
• Top side
• Bottom side

_______ circulation takes blood from the heart to the lungs and back.

• Systemic
• Pulmonary
• Body
• Blood

The bottom chambers of the heart are called

• ventricles
• atria
• vena cava
• valves

What is the function of a valve?

• Helps blood to clot
• Keeps blood flowing in all directions
• Keeps blood flowing in one direction
• Stops blood from flowing

The thick muscular wall that separates the left and right side of the heart is called the

• suture

• septum

• superior vena cave

• sternum

Blood that passes through the right side of the heart is known as:

• oxygenated blood

• deoxygenated blood