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प्रश्न
The luteal phase of the menstrual cycle is also called the secretory phase. Give reason.
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उत्तर
In leutal phase LH and FSH decrease, corpus luteum produces progesterone and its level increases followed by decline progesterone also stimulates the glands in the uterus to secrete substances that maintain the endometrium and keep it from breaking down. For this reason, this phase of the menstrual cycle is called the secretory phase.
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संबंधित प्रश्न
Describe the role of pituitary and ovarian hormones during the menstrual cycle in a human female.
Explain the role of hormones during the menstrual cycle.
Explain the menstruation phases in the menstrual cycle of a human female.
What is the menstrual cycle?
Progesterone peaks during which phase of the menstrual cycle?
Match the Columns.
| Column I | Column II | ||
| i. | Proliferative phase | a. | Breakdown of the endometrial lining |
| ii. | Secretory phase | b. | Follicular phase |
| iii. | Menstruation | c. | Luteal phase |
Calculate the expected date of ovulation, if in a normal menstruating woman, gets her menses on 5th April.
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. |
For subject 2 it is observed that the peak for hormone B has reached the plateau stage. After approximately how much time will the curve for hormone B descend?
At which stage of the menstrual cycle, both LH and FSH are high?
In the human menstrual cycle, the ovulation occurs around ______.
