What role does pituitary gonadotropins play during follicular and ovulatory phases of menstrual cycle ? Explain the shifts in steroidal secretions.
What role does pituitary gonadotropins play during follicular and ovulatory phases of menstrual cycle ? Explain the shifts in steroidal secretions.
The secretion of gonadotropins ($LH$ and $FSH$) increases gradually during the follicular phase and stimulates follicular development as well as secretion of estrogens by the growing follicles.
In the middle of cycle (about $14^{\text {th }}$ day) both $LH$ and $FSH$ attain a peak level.
Similar Questions
The secretory phase in the human menstrual cycle is also called
The secretory phase in the human menstrual cycle is also called
- [AIPMT 2012]
The placenta helps in the maintenance of pregnancy by secreting a hormone, known as
The placenta helps in the maintenance of pregnancy by secreting a hormone, known as
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
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 |
- [NEET 2018]
What is called menstrual cycle ? Describe its phases ?
What is called menstrual cycle ? Describe its phases ?
Match the columns.
Column 1
Column II
$(a)$ $6-14$ days
$(1)$ It is known as menstrual cycle
$(b)$ $1-5$ days
$(2)$ Polar body is down
$(c)$ $15-28$ days
$(3)$ It is known as proliferative phase
$(4)$ Endometrium is prepared forimplantation of embryo
Match the columns.
| Column 1 | Column II |
| $(a)$ $6-14$ days | $(1)$ It is known as menstrual cycle |
| $(b)$ $1-5$ days | $(2)$ Polar body is down |
| $(c)$ $15-28$ days | $(3)$ It is known as proliferative phase |
|
$(4)$ Endometrium is prepared forimplantation of embryo |