Ovulation in mammals is caused by
$FSH$ and $TSH$
$FSH$ and $LH$
$FSH$ and $LTH$
$LTH$ and $LH$
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 |
Which one of the following is the most likely root cause why menstruation is not taking place in regularly cycling human female?
Menstrual cycle is controlled by
When pregnancy does not occur, the life of corpus luteum is about
What role does pituitary gonadotropins play during follicular and ovulatory phases of menstrual cycle ? Explain the shifts in steroidal secretions.