Q14 of 21 Page 55

Draw a labelled diagram of a Graafian follicle?

A labelled diagrammatic representation of Graffian follicle.



Explanation : Graffian follicle – a small sac, embedded in the ovary which encloses the ovum.


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What is oogenesis? Give a brief account of oogenesis.

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Draw a labelled diagram of a section through ovary.

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Name the functions of the following:

(a) Corpus luteum (b) Endometrium


(c) Acrosome (d) Sperm tail


(e) Fimbriae

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Identify True/False statements. Correct each false statement to make it true.

(a) Androgens are produced by Sertoli cells. (True/False)


(b) Spermatozoa get nutrition from Sertoli cells. (True/False)


(c) Leydig cells are found in ovary. (True/False)


(d) Leydig cells synthesise androgens. (True/False)


(e) Oogenesis takes place in corpus luteum. (True/False)


(f) Menstrual cycle ceases during pregnancy. (True/False)


(g) Presence or absence of hymen is not a reliable indicator of virginity or sexual experience. (True/False)