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प्रश्न
Why is follicular phase in the menstrual cycle also referred as proliferative phase? Explain.
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उत्तर
The menstrual phase is followed by the follicular phase wherein the primary follicles mature into the Graafian follicle under the influence of FSH and LH. Because the follicles and the endometrium proliferate during the follicular phase, it is also known as the proliferative phase.
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संबंधित प्रश्न
Explain the menstrual phase in a human female. State the levels of ovarian and pituitary hormones during this phase.
What is menstrual cycle?
How can the scientific understanding of the menstrual cycle of human females help as a contraceptive measure?
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?
Proliferative phase of menstrual cycle, is also called ______.
A biology student after studying the different levels of hormones during the menstrual cycle was comparing 2 subjects (Patients). A table was created after looking at the levels of hormones A and B for Subjects 1 and 2. Read the information in the table and answer the question that follows.
| HORMONE A | HORMONE B | |
| Subject 1 | Shows a peak on the 14th Day of the menstrual cycle. | Falls down during the luteal phase. |
| Subject 2 | Shows a peak on the 14th Day of the menstrual cycle. | The level is maintained high in the luteal phase. |
The peak observed in Subject 1 and 2 is due to ______
The Corpus luteum grows during menstruation.
The menstrual cycle begins with ______
In the figure given below, parts A and B show the level of hormones which influence the menstrual cycle. Study the figure and answer the questions that follow:
- Name the organs which secrete the hormones represented in parts A and B.
- State the impact of the hormones in part B on the uterus of the human female during 6 to 15 days of the menstrual cycle.
