Which of the following hormone levels will cause release of ovum (ovulation) from the grafflan follicle$?$
Low concentration of $FSH$
High concentration of Estrogen
High concentration of Progesterone
Low concentration of $LH$
Which of the following events is not associated with ovulation in human female?
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 |
Ovulation does not occur during pregnancy in the human female because
Menstrual cycle occurs in
During menstruation the level of progesterone in blood is