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The following is the illustration of the sequence of ovarian events (a - i) in a human female.

(i) Identify the figure that illustrates ovulation and mention the stage of oogenesis it represents. 

(ii) Name the ovarian hormone and the pituitary hormone that have caused the above mentioned event. 

(iii) Explain the changes that occur in the uterus simultaneously in anticipation. 

(iv) Write the difference between 'c' and'h'. 

(v) Draw a labelled sketch of the structure of a human ovum prior to fertilization.

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 (i) f, secondary oocyte

(ii)  estrogen, LH

(iii) Endometrium proliferate (glands become corkscrew shaped) highly vascularised, high regeneration anticipating implantation of the fertilized ovum.

(iv) 'c' is developing follicle while 'h' is regressing corpus luteum.

(v) 

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