Circulatory System
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Why is our circulatory system important to us? | It transports oxygen, nutrients, hormones, and carbon dioxide throughout the body.
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| Why are our veins important? | They transport blood back to the heart.
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| Why are our arteries important to us? | They transport blood away from our heart.
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| Why are our capillaries important to us? | They surround all of our cells and allow for substances to be exchanged between the blood and the cells.
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| This organ pumps blood through our blood vessels. | Heart
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| Saturated fats in the diet can lead to | clogged arteries (atherosclerosis), a heart attack and stroke.
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| Nutrients are broken down and absorbed from this system into the circulatory system | Digestive System
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| The heart contains | 4 chambers
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| This chamber receives oxygenated blood from the lungs | Left Atrium
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| This chamber receives deoxygenated blood from the body cells | Right Atrium
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| This chamber pumps oxygenated blood to all the body cells | Left Ventricle
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| This is the thickest artery in the body and leaves the left ventricle | aorta
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| These blood vessels have the thickest walls | arteries
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| These four chambers of the heart consist of | Two Atria and Two Ventricle
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| What kind of muscle is the heart made of | cardiac muscle that is involuntary
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| The general pathway of blood in the body starting at the right side of the heart is | right side of heart-->lungs-->left side of the heart-->body cells
-->back to right side of heart
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| Platelets help to | clot the blood and prevent a person from bleeding to death and losing too much blood
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| White blood cells | fight off harmful bacteria and viruses
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| Red blood cells | transport oxygen and carbon dioxide
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| The iron-pigment found on red blood cells is called | hemoglobin
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| No consuming enough iron in the diet can lead to | anemia (low hemoglobin and red blood cells)
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| This system provides the circulatory system with oxygen and removes carbon dioxide from the body | respiratory system (lungs)
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| Pulse points are located on the | wrist and neck (where a major artery is close to the skin's surface)
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Created by:
dzelinski
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