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5th Grade Circulatory System

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Question
Answer
cardiac muscle   heart  
carry blood away from the heart   arteries  
carry blood to the heart   veins  
smallest blood vessels, allow the exchange of gases and nutrients betwen the blood an cells and are located between arteries and veins.   capillaries  
carry oxygen   red blood cells  
fight infection   white blood cells  
created by white blood cells to fight pathogens   antibodies  
help the blood to clot   platelets  
mineral which helps give red blood cells their color   iron  
a blood clot on your skin   scab  
upper chamber of the heart   atrium  
lower chamber of the heart   ventricle  
upper chambers of the heart   atria  
little doorlike flap   valve  
the continuous flow of blood around the body   circulation  
heart, blood, arteries, capillaries, and veins   circulatory system  
the largest artery in the body   aorta  
expanding of the arteries after each heartbeat   pulse  
two large veins which enter the heart   vena cava  
55% of blood, pale yellowish liquid, contains nutrients and water   plasma  
the process that keeps us from bleeding to death when we are cut.   blood clotting  
protein which gives the blood its red color   hemoglobin  
two large vessels that take oxygenated blood back to the heart so it can be pumped to the body.   pulmonary vein  


   


 

 

 

 

 

 
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