| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.35 |
| Score | 0% | 67% |
The respiratory and circulatory systems are similar in that they:
add carbon dioxide |
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transport nutrients |
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transport oxygen |
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deoxygenate blood |
Like the respiratory system, the circulatory system serves to transport oxygen throughout the body while removing carbon dioxide. In addition, the circulatory system transports nutrients from the digestive system.
Tough fibrous cords of connective tissue that connect muscles to the skeleton are called:
cartilage |
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ligaments |
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tendons |
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vertebra |
Tough fibrous cords of connective tissue called tendons connect muscles to the skeleton while another type of connective tissue called ligaments connect bones to other bones at joints (elbow, knee, fingers, spinal column).
As part of digestion, the liver produces bile which breaks down:
protein |
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starches |
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sugars |
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fat |
The liver produces bile which emulsifies (separates) fat.
Someone who has Rh-factor __________ blood cannot receive blood with a __________ type.
positive, antigen |
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antigen, negative |
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positive, negative |
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negative, positive |
Blood transfer is limited by the type and Rh factor of the blood. Someone who has Rh-factor negative blood cannot receive blood with a positive type but a person with Rh-factor positive type blood can receive Rh-negative blood. Type O negative blood is the universal donor because it can be given to a person with any blood type. Type AB positive is the universal recipient meaning someone with this blood type can receive any other type of blood.
In the classification of life, which of the following is not a domain?
eukaryota |
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bacteria |
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animalia |
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archaea |
The broadest classification of life splits all organisms into three groups called domains. The three domains of life are bacteria, archaea and eukaryota.