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प्रश्न
Differentiate between the following pair:
Menarche and menopause
Differentiate between menarche and menopause.
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उत्तर
| Sr. No. | Menarche | Menopause |
| 1. | Menarche is the first occurrence of menstruation in a human female during puberty. | Menopause is the permanent cessation or disappearance of menstrual cycles in a woman. |
| 2. | It generally occurs at a young age, typically between 11 and 13 years. | It usually occurs in older women, typically between the ages of 45 and 55 years. |
| 3. | It signifies the beginning of the reproductive phase and the ability to conceive. | It signifies the end of the reproductive phase, as ovulation and menstruation stop permanently. |
| 4. | This process is triggered by the initial rise in female sex hormones like estrogen. | This process is caused by the gradual decline and eventual stop of female sex hormone production. |
संबंधित प्रश्न
Explain the menstrual phase in a human female. State the levels of ovarian and pituitary hormones during this phase.
Mention one significant difference between Hormones of ovulatory phase and hormones of luteal phase
‘A proper understanding of the menstrual cycle can help immensely in family planning.’ Do you agree with the statement? Provide reasons for your answer.
State the names of four hormones which control menstrual cycle.
Why menstrual cycle does not take place before puberty and during pregnancy?
Read the following passage and answer the question that follows:
Rahini and her parents were watching a television programme. An advertisement flashed on the screen which was promoting the use of sanitary napkins. Rahini’s parents suddenly changed the channel, but she objected to her parents and explained the need and importance of such an advertisement.
What is first menstruation called? When does it occur?
The menstrual cycle ceases during pregnancy.
The following is the illustration of the sequence of ovarian events (a-i) in a human female.
Name the ovarian hormone and the pituitary hormone that have caused the above-mentioned events.
Ovulation in the human female normally takes place during the menstrual cycle ______.
A human female reaches menopause aroung the age of ______.
In case the ova does not fertilize, which of the following events will take place?
The Corpus luteum grows during menstruation.
Which of the following events is not associated with ovulation in human females?
Write a short note on Secretory Phase.
Which of the following statements are correct regarding female reproductive cycle?
- In non-primate mammals cyclical changes during reproduction are called oestrus cycle.
- First menstrual cycle begins at puberty and is called menopause.
- Lack of menstruation may be indicative of pregnancy.
- Cyclic menstruation extends between menarche and menopause.
Choose the most appropriate answer from the options given below:
What is the average duration of the menstrual cycle?
On approximately which day of the menstrual cycle does ovulation occur?
What condition can cause a temporary stop in the menstrual cycle besides pregnancy?
