| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.66 |
| Score | 0% | 73% |
__________ and __________ pair to strengthen bones.
vitamin D, magnesium |
|
iron, calcium |
|
vitamin D, calcium |
|
calcium, vitamin A |
Vitamin D helps calcium strengthen bones while also aiding muscle, nerve, and immune system function.
During digestion, where is digested food absorbed into the blood stream?
pancreas |
|
large intestine |
|
small intestine |
|
stomach |
The small intestine is where most digestion takes place. As food travels along the small intestine it gets broken down completely by enzymes secreted from the walls. These enzymes are produced in the small intestine as well as in the pancreas and liver. After the enzymes break down the food, the resulting substances are then absorbed into the blood via capillaries in the small intestine walls.
Which of these is important for the body's maintenance, growth, and repair?
fiber |
|
fats |
|
carbohydrates |
|
protein |
Found in both animal sources (meat, fish, eggs, cheese) and vegetables (beans, nuts, some grains), proteins are important for the body's maintenance, growth, and repair.
Absolute zero is which of the following?
the coldest temperature possible in the universe |
|
the freezing point of hydrogen |
|
0°C |
|
the freezing point of oxygen |
In contrast to the Celsius scale (measured in degrees centigrade) that fixes 0° at the freezing point of water and the Fahrenheit scale that uses 32°, the Kelvin scale fixes 0 at absolute zero (-273°C) which is the lowest temperature possible in the universe.
Which of these is not a type of fat?
monounsaturated |
|
cholesterol |
|
polyunsaturated |
|
saturated |
Fats come in three types, saturated (meats, shellfish, eggs, milk), monounsaturated (olives, almonds, avocados), and polyunsaturated (vegetable oils).