Cold Chain Question Paper

Cold Chain

Course:Bachelor Of Nursing Sciences (Nursing Sciences)

Institution: Nyeri Medical Training Centre question papers

Exam Year:2012

MEDICAL TRAINING COLLEGE-NYERI
DEPARTMENT OF NURSING
KRCHN SEPTEMBER 2011 CLASS(PRE-SERVICE)
DATE:26th JULy 2012

INSTRUCTIONS:
1.Read the question carefully and answer only what is asked.
2.Write your examination number on every sheet of paper(s) used.
3.All questions are compulsory.
4.Answer each section on seperate sheet of papers.
5.For MCQS write the correct answer on the sheet of paper provided.
6.Omission of or wrong numbering of examination papers,questions,sections will result in 10% deduction of marks scored from the relevant part(s).
7.TIME ALLOWED:1 HOUR.
Page 1

SECTION A:
Q.1.Best way to maintain ice is to:
a.keep in refrigerator shelves,freeze for 24hours,change water daily.
b.Keep upside down,check for leaks,leave lid open.
c.Keep them full of water,check for leaks,return to freezer compartment after use.
d.Freezer for 48hours,air on sunlight to dry,keep them empty when not in use.
Q.2.Defrost vaccine refrigerator when ice thickness is:
a.6-10 millimetres
b.12-18 millimetres
c.24-30 millimetres
d.35-40 millimetres
Q.3.When ammonia boils into vapour,it first rises to the:
a.Cooling unit
b.Evaporation
c.Absorber vessel
d.Condenser
Q.4.Characteristics of refrigerants include:
a.Easy to use,boiling point,low evaporation power
b.Non-inflammable,high evaporation power,non-corrosive
c.Low boiling point,corrosive,inflammable
d.Non-poisonous,high boiling point,low evaporation power

SECTION B:
Q.1.State 2 causes of missed opportunities for immunization (2 marks)
Q.2.Explain how you will read a vaccine vial monitor to determine vaccine potency (4 marks)
SECTION C:
Q.1.Proper vaccine management is essential in cold chain system.
a.Outline 4 ways of maintaining vaccines cold in a refrigerator. (4 marks)
b.Describe arrangement of vaccines in a top opening refrigerator. (6 marks)
page 2

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