Chapter 9 Self-test questions

General principles of nutrition

Quiz Content

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. On a per weight basis which foodstuffs generate most energy?

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. Which hormone is secreted by the stomach when it is empty of food and stimulates appetite?

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. Why is protein a necessary component of the diet?

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. Why do water soluble vitamins have to be taken in the diet more frequently than fat soluble vitamins?

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. Which vitamin deficiency manifests itself as impaired wound healing, gastrointestinal bleeding, and sore and bleeding oral tissues?

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. Carbohydrate is strictly speaking not a dietary essential. Why is the inclusion of carbohydrate in the diet desirable?

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. Pernicious anaemia is a condition caused by a deficiency of which vitamin ?

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. Which is the commonest cause of vitamin K deficiency in adults?

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. Leptin deficiency leads to obesity through uncontrollable appetite and overeating. Why were attempts to cure obesity by leptin injections mostly unsuccessful?

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. What is the condition resulting from deficiency of vitamin D in adults known as?

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. Why are fat soluble vitamins more likely to be toxic if taken in excessive quantities than water soluble vitamins?

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. The deficiency of this vitamin causes haemolytic anaemia because of fragile erythrocyte membranes. Which one is it?

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