Fond 121: Principles Of Human Nutrition Question Paper
Fond 121: Principles Of Human Nutrition
Course:Bachelor Of Science
Institution: Chuka University question papers
Exam Year:2013
CHUKA
UNIVERSITY
UNIVERSITY EXAMINATIONS
FIRST YEAR EXAMINATION FOR THE AWARD OF DEGREE OF
BACHELOR OF SCIENCE (PSYCHOLOGY)
FOND 121: PRINCIPLES OF HUMAN NUTRITION
STREAMS: B.Sc (PSYCHOLOGY) Y1S2 TIME: 2 HOURS
DAY/DATE: WEDNESDAY 14/8/2013 11.30AM – 1.30 PM
INSTRUCTIONS:
• Answer All questions in Section A and Any Two in Section B.
• Use illustrations where appropriate to enhance your answers.
Section A (30 Marks)
1. (a) Complete the table below to show the elements supplied to the body by different nutrients, and the amount of energy each provides. [4 marks]
Class of Nutrient Elements Amount of energy (kcal g-1)
Proteins
Carbohydrates
Lipids
Alcohol
(b) Define the term essential nutrient. [1 mark]
(c) Enumerate the characteristics of an essential nutrient. [3 marks]
(d) Give one situation during which the body has a higher protein need and explain why. [2 marks]
2. (a) Briefly explain the benefits of consuming plant proteins rather than animal proteins. [3 marks]
(b) Explain why an infant must not be fed on honey. [2 marks]
3. (a) Give two functions of each of the following organs
(i) liver [1 mark]
(ii) pancreas [1 mark]
4. (a) Explain how omega-3 and omega-9 fatty acids differ with respect to their availability to the body. [2 marks]
(b) Briefly describe how cirrhosis of the liver develops in an individual as a result of alcohol overconsumption. [3 marks]
5. Citing examples, briefly explain whether the risk of obesity is increased by genetic or environmental factors. [5 marks]
Section B (40 Marks)
6. Discus the effects of vitamin A deficiency in the human body. [20 marks]
7. Discuss the causes, symptoms and treatment of food alergies. [20 marks]
8. Explain the functions of triglycerides in the body. [20 marks]
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