Test Papers / Previous Question Papers of Indira Gandhi National Open University HS1T2 Applied Science December 2006

Post Basic Bachelor of Science (BSc)
NURSING
Term-End Examination

HS1T2: Applied Science (Chemistry, Physics, Microbiology, Nutrition and Dietetics)

Time: 3 hours
Maximum Marks: 70

Instructions:

1. Applied Science Course comprises of the following four parts :
Part A: Chemistry - 18 marks
Part B: Physics - 17 marks
Part C: Microbiology - 18 marks
Port D: Nutrition and Dietetics - 17 marks

2. Students appearing for Applied Science Course Exqminstion should follow the relevant instructions given below :
(a) For those appearing for the first time for the examination oI Applied Science Course : The students should answer the questions of all the four parts in separate answer sheets provided. On the top of each answer sheet the student should enter the Enrolment No., Course Code, Course Title and Parts.
(b) For those who are reapliearing for the examination of Applied Science Course: The students need to answer only those parts which have not been successfully completed.

PART A (Chemistry)

1. Give one important physiological function and one deficiency symptom or disease for the following mineral elements (7x3=3)
(a) Calcium
(b) Iron
(c) lodine

Or

Give one important physiological function and one deficiency symptom or disease for the following vitamins:
(a) Vitamin K
(b) Vitamin C
(c) Nicotinic acid (Niacin)

2. Define hormones. Name any two hormones as examples and state the disease or abnormalifu associated wlth their deficiency. (1+1+1=3)

3. (a) List two biological functions of poly unsaturated fatty acids.
(b) What is hydrogenation of fats? How is it industrialy useful? (1+1+1=3)

4. Give reasons for the following: (1x3=3)
(a) Food cooks faster and better in a pressure cooker than in an open vessel.
(b) Sucrose does not give a positive Benedict's test.
(c) Detergents are better than ordinary soaps for washing purposes.

5. State whether the following statements are True or False. (1/2x6=3)
(a) Glycosis is the process of breakdown of glycogen to glucose.
(b) A 1.5 g % saline solution will be isotonic with blood.
(c) Hypocholesterolemia is seen in obstructive jaundice.
(d) Complete hydrolysis of a protein with a strong acid yields a mixture of amino acids.
(e) Lactose is a monosaccharide.
(f) Kidney damage causes uremia.

6. (a) Differentiate between Anabolism and Catabolism.
(b) Write briefly why Ketosis occurs in Diabetes Mellitus. (2+1=3)

PART B (Physics)

Attempt all questions.

1. List the types of levers and write one example of each with the help of diagram (3)

2. Define the term Gravity. Give two examples from nursing situations/procedures in which principle of gravity is applied. (1+1=2)

3. Define Insulators. Explain why use of rubber-soled shoes in operation theatre (OT) is not ecommended (2)

4. List the methods by which heat is lost from the body. Explain one method in detail (1 1/2 + 1 1/2=3)

5. Define the term Suction. List two clinical situations in which principle of suction is applicable. (2)

6. Fill in the blanks : (1x5=5)
(i) The rate by which the work is done by the body is termed as ____
(ii) The apparent change in frequency due to relative motion between the source and listener is known as _____
(iii) A device that converts electrical energy to mechanical energy or vice versa is called as ____
(iv) Heating tissues by passage of electricity current ls called ______
(v) When a ray is sent back at plane interface, the angle of incidence is equal to the angle of _____

Part C (Microbiology)

Answer all questions. Illustrate the answers whenever necessary.

1. (a) Fill in the blanks : (1/2x6=3)

(i) Decolourising agent is a substance that removes the dye from the ____ cell.
(ii) Clostridium perfringens causes ____
(iii) Antibiotic is an antibacterial substance produced by _____ organisms.
(iv) Protozoa are made up of a ____ cell.
(v) Viruses do not undergo _____ fission.
(vi) The immune system of mammal consists of a number of specialised _____

(b) Write in one sentence about the following: (1/2x6=3)
(i) Egepiece
(ii) Serology
(iii) Mixed Infection
(iv) Chemotherapy
(v) Etiologic Agent
(vi) Phagocytes

2. Distinguish between any three of the following : (2x3=6)
(i) Basic stain and Acidic stain
(ii) Mycetoma and Histoplasmosis
(iii) Oven and Autoclave
(iv) Mutualism and Commensalism
(v) Immunoglobulins and Lymphokines
(vi) Affinity and Immunity

3. Define the terms Disinfection and Pasteurization. Explain briefly the various chemical methods used in sterilization (2+4=6)

OR

Describe with the help of labelled diagrams the method of reproduction in bacteria (6)

PART D (Nutrition and Dietetics)

Answer all questions.

1. Write any two functions of each of the following nutrients (3)
(i) Iron
(ii) Carbohydrate
(iii) Vitamin K

2. As a nurse, while planning diet for high risk patient, what information would you collect belore planning ihe diet? (3)

3. Discuss dietary management for a patient with chronic renal failure (4)

4. Describe the food sanitation measures. (2)

5. Fill in the blanks: (1x5=5)
(i) Increased level of urea in the blood is known as _____
(ii) The most common leature of viral hepatitis is ____
(iii) A high level of cholesterol in the blood is known as ___
(iv) Delayed closure of anterior fontanelle due to deficiency of Vitamin D is one of the symptoms of _____
(v) Vitamin C is easily destroyed on ________