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Introduction To Pharmacology Question Paper

Introduction To Pharmacology

Course:Bachelor Of Science In Environmental Health

Institution: Kenyatta University question papers

Exam Year:2009

KENYATTA UNIVERSITY
UNIVERSITY EXAMINATIONS 2008/2009
SECOND SEMESTER EXAMINATION FOR THE DEGREE OF BACHELOR
OF HEALTH (ENVIRONMENTAL HEALTH)

HEH 404:
INTRODUCTION TO PHARMACOLOGY

DATE: MONDAY 30TH MARCH 2009 TIME: 11.00 A.M. – 1.00 P.M.

INSTRUCTIONS:

SECTION 1
• Answer all Questions

(20 marks)

Q.1
Define the following terms:
a)
Pharmacology
b)
Bioavailability of a drug
c)
Biotransformation of a drug
d)
Chemotherapy
e)
Toxicology
(5
marks)

Q.2
Describe a laboratory procedure that could be used to demonstrate the effect of
barbiturates.

(5 marks)

Q.3
Explain the principles behind prescription writing.
(5 marks)
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Q.4
Explain the basis of environmental toxicology.

(5 marks)

SECTION 2
PART I
(Compulsory
(20 marks)

Q.5
a)
Discuss the distribution of drugs in the body.

(10 marks)
b) Explain
the
reactions
involved in the metabolism of a drug. (10 marks)

PART II
• Answer any Two questions (30 marks)

Q.6. Explain the following terms stating relevant examples.

a)
Drug
dependence
(5
marks)
b)
Drug
tolerance
(5
marks)
c)
Drug
resistance (5
marks)

Q.7
Explain the mechanism of action of the following commonly used drugs:
a)
Sulphonamides (3
marks)
b)
Penicillins
(3
marks)
c)
Streptomycin
(3
marks)
d)
Mebendazole
(3
marks)
e)
Artemisinins

(3 marks)

Q.8 a) i) With
example,
state the (3) classes of insecticides in common uses.

(3 marks)
ii)
Explain the toxicity associated by each class.
(6 marks)

iii)
State the treatment given in case of toxicity by each class.
(3 marks
b)
Explain the term chelating agent and state an example.
(3 marks)
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Introduction To Pharmacology Question Paper

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