Advertisements
Advertisements
Question
Give scientific reasons: When an ovum gets fertilized, menstrual cycle stops temporarily in a woman.
Advertisements
Solution
In case of fertilisation of the ovum by a sperm, the corpus luteum persists and continues to secrete progesterone in the body thus maintaining its high levels. The presence of progesterone prevents the maturation of another ovum, thus temporally stopping the menstrual cycle.
APPEARS IN
RELATED QUESTIONS
What is placenta?
What are the female sex cells in humans called?
What do the testes in a man produce?
Which of the following is not a sexually transmitted disease?
(a) gonorrhoea
(b) hepatitis
(c) syphilis
(d) AIDS
In male and female reproductive system of human, ______ gland is same.
Define the four stages in the uterine cycle.
State the Location:
Uterus
State the Location:
Prostate gland
The male homologue of the female clitoris is ____________.
Consider the following:
- The reductive division for the human female gametogenesis starts earlier than that of the male gametogenesis.
- The gap between the first meiotic division and the second meiotic division is much shorter for males compared to females.
- The first polar body is associated with the formation of the primary oocyte.
- Luteinising Hormone (LH) surge leads to disintegration of the endometrium and onset of menstrual bleeding.
Choose the correct answer from the options given below:
