Vitamins Flashcards
what are vitamins given to distinguish them
letters
how are vitamins identified
by the effect of a lack of said vitamin (vitamin deficiency)
what is vitamin D needed for
to grow bones and to take up calcium salts.
vitamin D deficiency causes rickets
what is vitamin A needed for
it make a light sensitive chemical for the retina.
a lack of vitamin A causes night blindness (you can’t see in dim light)
what is vitamin C needed for
it make fibres (connective tissues) which act like a glue for cells (making tissue).
a lack of vitamin C causes scurvy which is where wounds don’t heal and bleeding happen (noticeable in the gums)
vitamin B is a collection of substances
B1 (thiamine)
B2 (riboflavin)
B3 (niacin)
what is vitamin B involved in
respiration.
a deficiency in any of the 3 vitamin will cause different diseases Ex. B1 deficiency causes Beri-Beri
what is Beri-Beri
a disease that weakens the muscles and causes paralysis
when was the cure for scurvy found and what was it
in 1753.
the cure was to eat fresh fruit
what is the recommended daily amount of vitamin A in a diet
0.8mg
what is the recommended daily amount of vitamin B1 in a diet
1.1mg
what is the recommended daily amount of vitamin B2 in a diet
1.4mg
what is the recommended daily amount of vitamin B3 in a diet
16mg
what is the recommended daily amount of vitamin C in a diet
80mg
what is the recommended daily amount of vitamin D in a diet
5µg (microgram)
