Circulatory System Review Lesson

The heart is an organ made mostly of what type of tissue?

• connective tissue
• smooth muscle tissue
• cardiac muscle tissue

"Cardio" means

• blood vessel
• heart
• exercise
• lungs

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

• bones
• heart
• arteries
• veins

When the heart cannot pump enough blood to meet the body's circulation needs, it is called ___. 

• heart attack
• stroke
• artherosclerosis
• heart failure

If an artery becomes completely blocked, there is an immediate, high risk of __ happening.

• heart attack
• emphysema
• artherosclerosis
• heart murmur

When blood leaves the right ventricle where is it going next?

• body cells
• brain
• bones
• lungs

Blood is pumped from the left ventricle into ___ that lead to all parts of the body.

• veins
• arteries
• valves
• atria

Blood that has just received oxygen from the lungs travels back to which chamber of the heart?

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

Blood coming from the right leg would enter which chamber of the heart?

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

Blood leaving the left atrium is going to go directly to

• the right ventricle
• the lungs
• the left ventricle
• the body cells