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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
Complete the following by filling in the blanks 1 to 5 with appropriate words:
The human female gonads are ovaries. A maturing egg in the ovary is present in a sac of cells called ______ (1). As the egg grows larger, the follicle enlarges and gets filled with a fluid and is now called the ______ (2) follicle. The process of releasing the egg from the ovary is called ______ (3). The ovum is picked up by the oviducal funnel and fertilization takes place in the ______ (4). In about a weak the blastocyst gets fixed in the endometrium of the uterus and this process is called ______ (5).
Sketch the labelled diagram.
Menstrual cycle
‘A proper understanding of the menstrual cycle can help immensely in family planning.’ Do you agree with the statement? Provide reasons for your answer.
Write the answers to the following questions by observing the figure below.
- What does the figure above show?
- Which organs are involved in this process?
- Which hormones are involved in this process?
- After how many days do these changes happen again?
- Explain your opinion about the statement that a woman's body is impure while the above process is going on.
Corpus luteum develops under the influence of ______.
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 main function of mammalian corpus luteum is to produce ______.
The level of progesterone is high at which phase in the menstrual cycle?
Which of the following statement is correct?
Name these:
4 phases of the menstrual cycle.
