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The B Vitamins
Learn some interesting facts about this important group of vitamins vital for many of the processes in our body.
The B vitamins group was once thought to be a single vitamin. There are now eight officially recognized B vitamins referred to as vitamin B complex. Which of the following is not a vitamin from the B group?
The vitamins from the B complex have many functions but generally play most important role in which of these processes of the human body?
To which of these groups of substances do the B vitamins belong?
Which of these is not among the systems of the human body that vitamins of the B group mainly benefit?
Which is the only B vitamin that cannot be obtained from plant products?
Vitamin B2 has which of these interesting properties?
It melts at more than 10 000 degrees C.
It is can be absorbed only through the skin.
It is fluorescent under UV light.
It can be found in all three physical conditions of matter.
Vitamin B6 is widely distributed in foods and its relatively stable form enables it to remain unchanged even when the products are cooked.
The folic acid, a compound especially important during periods of rapid cell division and growth, is commercially known under what name?
Which of the following is true about the sources of vitamin B5?
It is synthesized in the skin under the influence of the sun rays.
It is found in a large variety of foods.
It is found only in plant products.
It is found only in animal products.
B1, a vitamin participating in many important cellular processes, is synthesized by animals, plants and some bacteria.
Niacin, also known as vitamin B3 or nicotinic acid, is a vitamin that can be synthesized by which organ?
Vitamin B12 is a set of complex chemical compounds synthesized in nature only by this group of organisms.
This vitamin of the B complex, popular also under the name vitamin H, is not included in the recommended daily intake by some health organizations.
Megaloblastic anemia is a type of anemia in which among the bone marrow's red blood cells start to appear many immature and dysfunctional ones. The deficiency of which two vitamins of the B complex group causes this disorder?
B4 and B1
B9 and B12
B1 and B2
B6, B2 and B12
Biotin deficiency (the lack of vitamin B7) is a rare nutritional disorder that occurs in people from this age group.
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