The main function of mammalian corpus luteum is to produce

  • [NEET 2014]
  • A

    estrogen only

  • B

    progesterone

  • C

    human chorionic gonadotropin

  • D

    relaxin only.

Similar Questions

What role does pituitary gonadotropins play during follicular and ovulatory phases of menstrual cycle ? Explain the shifts in steroidal secretions.

$A$ : Corpus luteum begins to atrophy after a short life of $10 \;to \;14$ days, if fertilisation does not occur.
$R$ : Luteolysis may be due to withdrawal of $LH$ support

Ovulation in mammals is caused by

  • [AIIMS 1990]

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

 

The phase of menstrual cycle in humans that last for $7-8$ days is

  • [AIIMS 2003]