| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.53 |
| Score | 0% | 71% |
Food is mixed with gastric acid and pepsin in the __________ to help break down protein.
mouth |
|
large intestine |
|
small intestine |
|
stomach |
Food is mixed with gastric acid and pepsin in the stomach to help break down protein.
What is the body's largest artery?
aorta |
|
capillary |
|
vena cava |
|
arteriole |
The aorta is the body's largest artery and receives blood from the pulmonary vein via the left ventricle. From there, blood is circulated through the rest of the body through smaller arteries called arterioles that branch out from the heart. Finally, blood is delivered to bodily tissues through capillaries.
The Rh factor antigen in blood determines:
postive or negative |
|
universal recipient status |
|
blood type |
|
universal donor status |
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.
Large, puffy, mid-altitude clouds with a flat base and a rounded top describe which of the following?
cumulus clouds |
|
cirrus clouds |
|
stratus clouds |
|
fog |
Cumulus clouds are large, puffy, mid-altitude clouds with a flat base and a rounded top. These clouds grow upward and can develop into a cumulonimbus or thunderstorm cloud.
50°F is how many °C?
58 |
|
10 |
|
-10 |
|
122 |
The formula to convert from F° to C° is:
\(C° = {5 \over 9} (F° - 32)\)
plugging in our values gives:
\(C° = {5 \over 9} (50 - 32)\)
\(C° = {5 \over 9} (18)\)
\(C° = {90 \over 9}\)
\(C° = 10\)