Across
- 3. a consequence of being overweight
- 6. determining the energy content of food by combustion
- 8. half of 20 - these include histidine, valine and leucine
- 11. a result of vitamin C deficiency
- 13. where the coronary arteries become partially blocked by fatty deposits, leading to blood clots forming and heart attacks
- 14. these include calcium, iron and iodine
- 16. region of the brain which houses the appetite control centre
- 17. also known as ascorbic acid, it is an essential nutrient in some animals such as primates
- 18. if there is a shortage of one or more essential amino acids in the diet then the body is unable to make enough of the proteins it requires
- 19. this occurs due to severe lack of intake of essential and non-essential nutrients and can lead to breakdown of body tissue
- 20. a complex illness, involving voluntary starvation and loss of body mass
Down
- 1. these cannot be synthesised by the body - so they must be included in the diet
- 2. these are vitamins which can be stored in the body e.g., vitamin A
- 4. these are vitamins which have to be constantly consumed as any excess are lost in urine e.g., vitamin B
- 5. consequences of a deficiency of vitamin D
- 7. these include omega-3 and omega-6 varieties
- 9. research has shown a correlation between high levels of this compound in blood and an increased risk of coronary heart disease
- 10. vitamin required to help calcium absorption in the intestines. This vitamin can be manufactured in the skin in sunlight
- 12. this may be caused by a deficiency, imbalance or excess of nutrients in the diet
- 15. a genetic disease causing a mutation in the gene for the enzyme which converts phenylalanine into tyrosine