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प्रश्न
What are the events taking place in the ovary and uterus during follicular phase of the menstrual cycle.
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उत्तर
- The primary follicle grow and become fully mature graafian follicles.
- Secretion of estrogen hormone.
- Endometrium of uterus regenerates through proliferation.
APPEARS IN
संबंधित प्रश्न
Name the function of the following:
Corpus luteum
Mention one significant difference between Hormones of ovulatory phase and hormones of luteal phase
Define Amenorrhea
Choose the correct answer from the four options given below :
On which day of the menstrual cycle does ovulation take place ?
State the names of four hormones which control menstrual cycle.
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?
Read the following passage and answer the question that follows:
Rahini and her parents were watching a television program. 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.
List out the napkin hygiene measures taken during menstruation?
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.
The following is the illustration of the sequence of ovarian events (a-i) in a human female.
Explain the changes that occur in the uterus simultaneously in anticipation.
On the fourteenth day of the menstrual cycle the female gamete released is _____.
The correct sequence of hormone secretion from the beginning of menstruation is ______.
Which one of the following is the most likely root cause why menstruation is not taking place in regularly cycling human female?
Which one of the following statements is incorrect about menstruation?
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. |
Which structure in the ovary will remain functional in subject 2?
The Corpus luteum grows during menstruation.
At which stage of the menstrual cycle, both LH and FSH are high?
A human female experiences two major changes, menarche and menopause during her life. Mention the significance of both the events.
What role does pituitary gonadotropins play during follicular and ovulatory phases of menstrual cycle? Explain the shifts in steroidal secretions.
The graph given below shows the number of primordial follicles per ovary in women at different ages. Study the graph and answer the questions that follow.
- What is the average age of the women at the onset of menopause?
- At what age are maximum primordial follicles present in the ovary, according to the given graph?
Complete the table:
| Number | Type | No. of pairs | Region |
| C1C8 | Cervical | ______ | Neck |
| T1T12 | ______ | 12 pairs | ______ |
| L1L5 | Lumbar | ______ | Lower back |
| S1S5 | ______ | 5 pairs | ______ |
| CO1 | Coccygeal | ______ | ______ |
