| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 2.96 |
| Score | 0% | 59% |
In the heart, blood flows from the right __________ to the lungs then back to the heart via the left __________.
atrium, atrium |
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atrium, ventricle |
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ventricle, ventricle |
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ventricle, atrium |
The two largest veins in the body, the venae cavae, pass blood to the right ventricle which pumps the blood to the lungs through the pulmonary artery. Blood picks up oxygen in the lungs and returns it to the left atrium via the pulmonary vein.
In the heart, the __________ artery and vein manage blood flow to the lungs.
pulmonary |
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atrial |
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capillary |
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aorta |
The two largest veins in the body, the venae cavae, pass blood to the right ventricle which pumps the blood to the lungs through the pulmonary artery. Blood picks up oxygen in the lungs and returns it to the left atrium via the pulmonary vein.
In the water cycle, infiltration is most closely related to:
runoff |
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oceans |
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rivers |
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water table |
The water then accumulates as runoff and eventually returns to bodies of water or is absorbed into the Earth (infiltration) and becomes part of the water table, an underground resevoir of fresh water.
__________ is caused by a lack of Vitamin C.
diabetes |
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shingles |
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scurvy |
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anemia |
Scurvy is a difficiency disease caused by a lack of Vitamin C in the diet.
In the pancreas, lipase converts fat to:
complex carbohydrates |
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glycerol and fatty acids |
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simple sugars |
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amino acids |
The acids produced by the pancreas contain several enzymes that aid in digestion. Lipase converts fat to glycerol and fatty acids. Pancreatic amylase breaks down complex carbohydrates into simple sugars. Trypsin converts polypeptides (the building blocks of protein) into amino acids.