| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.34 |
| Score | 0% | 67% |
Which of these represents the path of blood flow through the heart?
left atrium → right ventricle → lungs → left atrium → right ventricle |
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left atrium → left ventricle → lungs → right atrium → right ventricle |
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right atrium → left ventricle → lungs → left atrium → right ventricle |
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right atrium → right ventricle → lungs → left atrium → left ventricle |
To provide oxygen to the body, blood flows through the heart in a path formed by the right atrium → right ventricle → lungs → left atrium → left ventricle → body. When blood enters the right side of the heart it is deoxygenated. It enters the left side of the heart oxygenated after traveling to the lungs.
The rows of the Periodic Table of the Elements are called:
families |
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shells |
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periods |
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groups |
The rows of the Periodic Table are called periods and contain elements that have the same number of electron shells ordered from lower to higher atomic number.
Which of these is not a recognized blood type?
AB |
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O |
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B |
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AO |
Blood is categorized into four different types (A, B, AB, and O) based on the type of antigens found on the outside of the red blood cells. Additionally, each type can be negative or positive based on whether or not the cells have an antigen called the Rh factor.
The process of diffusion allows __________ to exchange oxygen, carbon dioxide, nutrients, and waste between blood and the body's cells.
veins |
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arteries |
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red blood cells |
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capillaries |
Capillaries are small thin-walled vessels that permit the exchange of oxygen, carbon dioxide, nutrients, and waste between blood and the body's cells. This process of exchange is called diffusion.
As part of digestion, the liver produces bile which breaks down:
protein |
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fat |
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starches |
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sugars |
The liver produces bile which emulsifies (separates) fat.