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Zool 415: Animal Physiology Question Paper

Zool 415: Animal Physiology

Course:Bachelor Of Science In Education Science

Institution: Kabarak University question papers

Exam Year:2009

COURSE CODE: ZOOL 415
COURSE TITLE: ANIMAL PHYSIOLOGY
STREAM: SESSION VII
DAY: SATURDAY
TIME: 2.00 – 4.00 P.M.
DATE: 28/11/2009

INSTRUCTIONS:
Answer All the questions in SECTION (A) and any two (2) questions in SECTION (B)

SECTION (A) Answer All the questions in SECTION (A) (40 Marks)
1. Describe the
a) homeostastic role of extra-cellular fluid (3Marks)
b) role of progesterone (3Marks)
c) significance of lipids in the body (3Marks)
2. a) Explain how the conducting division of the respiratory system is adapted to its functions (3Marks)
b) Differentiate between the anatomical dead space and the physiological dead space and state
two factors that may be responsible for their difference. (3 Marks)
3. State 3:
a) causes of acidosis in man (3Marks)
b) differences between skeletal and smooth muscles (3Marks)
c) factors responsible for excitation of smooth muscles (3Marks)
4. Explain how the nervous system affects
a) the heart’s activity (4 Marks)
b) respiration (4 Marks)

5. a) Define ketonemia and state its cause (2 Marks)
b) Explain why an athlete breathes fast after completing a 100m race (2 Marks)
c) Explain why a new inhabitant in a hot desert is likely to experience painful muscle contractions
and suggest a probable solution. (3 Marks)

SECTION (B) (30 Marks)
6. Discuss strategies that animals use to survive extreme temperature conditions. (15Marks)
7. Illustrate the structure of the nephron and describe urine formation in a mammalian kidney.
(15Marks)
8. Describe the basic principles of homeostasis and discuss the homeostatic role of blood. (15Marks)

Zool 415: Animal Physiology Question Paper

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