The secretory phase in the human menstrual cycle is also called
luteal phase and lasts for about $6$ days
follicular phase and lasts for about $6$ days
luteal phase and lasts for about $13$ days
follicular phase and lasts for about $13$ days.
If after ovulation no pregnancy results, the corpus luteum
Match the items given in the Column $I$ with those in Column $II$ and select the correct option given below:
Column $I$ |
Column $II$ |
$(a)$ Proliferative Phase |
$(i)$ Breakdown of endometrical lining |
$(b)$Secretory Phase |
$(ii)$ Follicular phase |
$(c)$ Menstruation |
$(iii)$ Luteal Phase |
Which one of the following is the most likely root cause why menstruation is not taking place in regularly cycling human female?
Mention the importance of $LH$ surge during menstrual cycle.
Ovulation can be detected by