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प्रश्न
Draw a graafian follicle and label antrum and secondary oocyte.
Draw a neat and proportionate diagram of Graafian follicle and label oocyte and antrum.
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उत्तर
संबंधित प्रश्न
What is menstrual cycle?
Why is follicular phase in the menstrual cycle also referred as proliferative phase? Explain.
The Graafian follicle, after ovulation turns into a hormone producing issue called Corpus callosum.
Give appropriate biological or technical terms for the following:
The onset of menstruation in a young girl
Explain the ovarian and uterine events that occur during a menstrual cycle in a human female under the influence of pituitary and ovarian hormones respectively.
The luteal phase of the menstrual cycle is also called the secretory phase. Give reason.
How long does the secretory phase of the menstrual cycle last?
____________ is transformed to corpus luteum during luteal phase of the menstrual cycle.
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 ______
Hormones responsible for menstrual cycle are produced from ______.
The growth of corpus luteum is initiated by:
Why are menstrual cycles absent during pregnancy?
Mention the importance of LH surge during menstrual cycle.
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?
Write a short note on Secretory Phase.
Choose the odd one out from the following terms and name the category to which the others belong:
The enlarged mature follicle bursts to release the egg.
Match Column I and Column II with respect to the menstrual cycle.
| Column I | Column II |
|---|---|
| i. Menstrual phase | c. Secretion of inhibin |
| ii. Follicular phase | b. Development of the primary follicle |
| iii. Ovulatory phase | a. Rapid secretion of LH |
| iv. Secretory phase | d. Secretion of estrogen |
Choose the correct option.
