| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.05 |
| Score | 0% | 61% |
Menstruation occurs when:
the zygote is formed |
|
the ovum fails to become fertilized |
|
the fetus is formed |
|
the ovum becomes fertilized |
If the ovum fails to become fertilized, the lining of the uterus sloughs off during menstruation. From puberty to menopause, this cycle of menstruation repeats monthly (except during pregnancy).
As part of digestion, the liver produces bile which breaks down:
starches |
|
fat |
|
protein |
|
sugars |
The liver produces bile which emulsifies (separates) fat.
Blood is circulated throughout the body via:
veins |
|
aorta |
|
capillaries |
|
arterioles |
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.
Convert 5C° to F°.
37 |
|
-23 |
|
27 |
|
41 |
To convert from C° to F° use:
\(F° = {9 \over 5}C° + 32\)
\(F° = {9 \over 5}(5) + 32\)
\(F° = {45 \over 5} + 32\)
\(F° = 9 + 32 = 41\)
Which of the following is not one of the outer planets?
Venus |
|
Neptune |
|
Uranus |
|
Jupiter |
In contrast to the solid terrestrial planets, the outer planets (Jupiter, Saturn, Uranus, and Neptune) consist of hydrogen and helium gas and water.