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Vitamins B
B group vitamins have a wide range of roles acting as co-enzymes in metabolic pathways. They are found in most plant and animal tissues involved in metabolism, therefore foods such as liver, yeast and dairy products are all rich in B group vitamins. Deficiency of B group vitamins include dermatitis, fatigue and malformation of red blood cells.
1. An adult needs about 12,000kJ of energy a day from ________.
A. the cell B. the respiring process of carbohydrates
C. fats in the cell D. a balanced diet
2. Carbohydrates are ultimately absorbed into cells in the process of _______.
A. digestion B. respiration
C. oxidization D. mobilization
3. The Essential Amino Acids which build part of proteins can be obtained from______.
A. stomach B. body tissues
C. the body D. the diet
4. The ultimate cause of kwashiorkor is lack of ________.
A. protein B. carbohydrates
C. vitamins D. diet
5. Vitamins are called “micronutrients” in that _________.
A. excessive fat soluble vitamins can be excreted in the urine B. the body only requires small amount of vitamins
C. a dose of 3300mg of vitamins can be considered toxic D. the high concentrations of water soluble vitamins are toxic
6. Night blindness is a disease normally caused by lack of __________.
A. fat soluble vitamins B. water soluble vitamins
C. vitamin A D. innate disability
7. The main function of vitamin D is to prevent adults from ________.
A. the growth of strong bones B. fracture
C. a progressive softening of the bones D. calcium uptake from the gut
8. Although the human body produces vitamin D normally, it fails to do so if there is not enough ______________.
9. The reason why vitamin C is seen as an antioxidant is that it drives __________ out of the body.
10. If you are in lack of B group vitamins, you should turn to _______________.
