Reproductive Endocrinology — DU B.Sc. (Hons.) Zoology Previous Year Question Papers

4. (a) What are the primary causes df infertility in males? Add a note drf`their diagnosis and management. ¥ 7 (b) What are the differeit 3;tage§ of labor? Describe the hQ.imonal reginlation of Sl. No. of Q. Paper parturition. r 8 Nane of the Paper : DSE-23 Reproductive 5. (a) Give an account on cancers of human reproductive system. 7 (b) Write a note on abnormalities during sex differentiation and development. (P) Life Sciences : Vm pup-UGCF) 6. (a) Describe labor abnormalities. 7 Tqme : 8 Hours {b) Elaborate on the role 6f. hormones in maintenance of pregnancy. 8 -\ 7. Write short notes on any three of the following. 5+5+5=15 Question No. 1 which is comp.ulsory. (c) Draw well labelled diagram wherever (b) Blood-testis barrier necessary. (d) Pregnancy tests (i) Pampiniform plexus (ii) Pre-eclampsia (iii) Ovulation (iv) Precocious puberty (iii) Whefl implantation occurs, the corpus luteum is maintained by the (b) Write the location and one function of the following : (v) (i) Sustentacular cells (iv) The testicular cell that produces andro.gen is .............. .............. is the hormone causing the production of milk during lactation. (ii) Thecal cell (iv) Corpus luteum (c) Expand the following : (e) Differentiate between : 2x5=10 (i) Primary spermatocyte and Secondary spermatocyte (ii) Oocyte maturation and Sperm maturation (iii) Primary amenorrhea and Secondary anenorrhea (iv) Corpus luteum and corpus albicans (v) Azoospermia and Asthenozoospermia. (d) Fill in the blanks : 2. (a) With the help of suitable diagram(s), explain the mammary gland development.. causes the release of gonadotropins from the pituitary. (b) Give an account of different methods of contraceptio n. 8 (ii) The yellowish milk rich in antibodies 3. (a) Define menopause and discuss the various secreted during the first few days post-menopausal changes. 7 after parturition is termed as (b). Elaborate on th,e neuroendocrine control of ovarian functions. 8