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Ansc013:Animal Phsiology Question Paper

Ansc013:Animal Phsiology

Course:Agriculture

Institution: Kenya Methodist University question papers

Exam Year:2012

KENYA METHODIST UNIVERSITY

END OF 3''RD ''TRIMESTER 2012 (DAY) EXAMINATIONS
FACULTY : SCIENCE AND TECHNOLOGY
DEPARTMENT : AGRICULTURE
UNIT CODE : ANSC 013
UNIT TITLE : ANIMAL PHYSIOLOGY
TIME : 2 hours

Instructions:

Answer all questions in section A and any other questions in section B.

Question One

Using appropriate examples distinguish between a negative feedback loop and a positive feedback loop.

(4 marks)

Compare unicellular and multicellular organisms with respect to their degree of specialization and vulnerability to environmental stress.

(6 marks)

Question Two

Describe the synapse and discuss the process of synaptic transmission.

(10 marks)

Question Three

Define animal physiology.

(2 marks)

Why should student of agriculture study animal physiology.

(8 marks)

SECTION B

Question Four

For each of the following examples, describe the process that results in maintenance of homeostasis.
Phosphate deficiency in cattle
Dehydration in camels.
Identify the five components of a reflex arc.

Question Five

Describe the primary functions of the urinary system.

(9 marks)

Discuss the effects of hydration, dehydration and salt intake on urine volume and concentration.

Question Six

Differentiate between an endocrine gland and an exocrine gland and give an example of each.

(10 marks)

Discuss in general terms, the mechanism by which hormones produce their effects on target cells.

(10 marks)

Ansc013:Animal Phsiology Question Paper

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