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Anhe 212: Reproductive Physiology Question Paper

Anhe 212: Reproductive Physiology

Course:Bachelor Of Science In Animal Science

Institution: Chuka University question papers

Exam Year:2013

CHUKA
UNIVERSITY

UNIVERSITY EXAMINATIONS
EXAMINATION FOR THE AWARD OF BACHELOR

OF SCIENCE IN ANIMAL SCIENCE

ANHE 212: REPRODUCTIVE PHYSIOLOGY
STREAM: BSC .ANIMAL SCIENCE (Y2S2) TIME: 3 HOURS
DAY/DATE: WEDNESDAY 7/8/2012 8.30 A.M – 10.30 A.M
NSTRUCTIONS:
SECTION A: (ANSWER ALL QUESTIONS)
1. Define the following terms [20 marks]
(a) Oogonium [2 marks]
(b) Mullerian duct [2 marks]
(c) Cells of Leydig [2 marks]
(d) Multiovulation [2 marks]
(e) Doe [2 marks]
(f) Folliculogenesis [2 marks]
(g) Freemartinism [2 marks]
(h) Anoestrus [2 marks]
(i) Spermiogenesis [2 marks]
(j) Semen extenders [2 marks]

2. Outline the importance roles of the following [20 marks]

(a) Acrosome reaction [2 marks]
(b) Relaxin [2 marks]
(c) Prolactin [2 marks]
(d) Oxytocin [2 marks]
(e) Zona pellucida [2 marks]
(f) Corpus luteum [2 marks]
(g) Progesterone [2 marks]
(h) Epididymis [2 marks]
(j) Oviduct [2 marks]

SECTION B (ANSWER 3 QUESTIONS)

3. The processes in the gonads are under the influence of hormones
(a) Briefly describe the role of testosterone in the male reproductive system [12 marks]

(b) Name 2 sources of gonadotropins in the body. [2 marks]

(c) Briefly discuss 2 approaches/methods of synchronizing oestrus in cattle [6 marks]

4. Write short notes on:
(a) the formation of spermatozoa in the domestic animals [12 marks]
(b) Deep freezing of semen [4 marks]
(c) Dilution rate of semen for artificial insemination [4 marks]

5. There are many causes of infertility in animals:
(a) Describe four (4) causes of infertility related to conception failure in a cow. [8 marks]
(b) Briefly discuss the conditions that may lead to prolonged post partum period. [8 marks]
(c) Initiation of lactation. [4 marks]

6. (a) Outline the hormonal control of parturition [6 marks]
(b) Discuss the various stages of parturition. [8 marks]
(c) Briefly differentiate between the phenotypic and genotypic sex determination of the embryo. [6 marks]

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Anhe 212: Reproductive Physiology Question Paper

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