Cardiovascular system

Which is NOT a component of the cardiovascular system.

• Heart
• liver 
• Blood
• Blood vessels 

How many chambers does the heart have ? 

• 4
• 6
• 3
• 1

The lower chambers of the heart are called the ...

• artery
• ventricle
• atrium
• vesticle

The upper chambers of the heart are the...

• artery
• ventricle
• vesticle
• atrium

How many valves are in the heart?

• 3
• 2
• 4
• 5

Blood enters through ______ and leaves through the ________

• Left side, Right side
• Right Side, Left side
• Right side, Right side
• Left side, Left side 

heart rate greater than 100 bpm(beats per minute)

• tachycardia
• bradycardia

Heart rate less than 60 bpm (beats per minute)

• tachycardia
• Bradycardia

irregular heart rhythm

• Arrhythmia
• stroke
• Embolus
• MI

blood supplying the heart is disrupted 

• arrhythmia
• MI or heart attack
• stroke
• embolus