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प्रश्न
Identify True/False statement. Correct false statement to make it true.
Menstrual cycle ceases during pregnancy.
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उत्तर
This statement is true.
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
Differentiate between the following pair:
Menarche and menopause
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.
Explain the menstruation phases in the menstrual cycle of a human female.
Name the Following
The onset of menstruation in a young girl at about the age of 13 years.
Name the Following
The term used when females stop menstruation at the age of 45-50 years.
Multiple Choice Question:
The onset of menstruation in the female is termed
Describe the structure of a Graafian follicle.
What are the phases of the menstrual cycle? Indicate the changes in the ovary and uterus.
The menstrual cycle ceases during pregnancy.
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.
Progesterone peaks during which phase of the menstrual cycle?
In the absence of fertilization, corpus luteum ____________.
Luteal phase is also known as ____________.
Secretion of progesterone by corpus luteum is initiated by ______.
Withdrawal of which of the following hormones is the immediate cause of menstruation?
Corpus luteum develops from ______.
Corpus luteum ______.
Which one of the following events is correctly matched with the time period in a normal 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. |
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?
Which of the following events is not associated with ovulation in human females?
Why are menstrual cycles absent during pregnancy?
What are the events taking place in the ovary and uterus during follicular phase of the menstrual cycle.
The enlarged mature follicle bursts to release the egg.
The egg is passed down through the oviduct by muscular contractions.
The onset of menstruation in women is called ______.
In the human menstrual cycle, the ovulation occurs around ______.
Complete the following table by writing the name of the structure or the function of the given structure:
| Structure | Function | ||
| 1. | Corpus luteum | 1. | ______ |
| 2. | ______ | 2. | Produces male gametes in mass |
| 3. | Leydig cells | 3. | ______ |
| 4. | ______ | 4. | Stores the sperms until they mature and become mobile |
| 5. | Umbilical cord | 5. | ______ |
| 6. | Fallopian tube | 6. | ______ |
